1000649000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:269

約数の個数: 192

約数和(自身を含む): 2630983680

約数和(自身を除く): 1630334680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 125, 130, 155, 169, 191, 200, 248, 250, 260, 310, 325, 338, 382, 403, 500, 520, 620, 650, 676, 764, 775, 806, 845, 955, 1000, 1240, 1300, 1352, 1528, 1550, 1612, 1625, 1690, 1910, 2015, 2483, 2600, 3100, 3224, 3250, 3380, 3820, 3875, 4030, 4225, 4775, 4966, 5239, 5921, 6200, 6500, 6760, 7640, 7750, 8060, 8450, 9550, 9932, 10075, 10478, 11842, 12415, 13000, 15500, 16120, 16900, 19100, 19864, 20150, 20956, 21125, 23684, 23875, 24830, 26195, 29605, 31000, 32279, 33800, 38200, 40300, 41912, 42250, 47368, 47750, 49660, 50375, 52390, 59210, 62075, 64558, 76973, 80600, 84500, 95500, 99320, 100750, 104780, 118420, 124150, 129116, 130975, 148025, 153946, 161395, 169000, 191000, 201500, 209560, 236840, 248300, 258232, 261950, 296050, 307892, 310375, 322790, 384865, 403000, 496600, 523900, 592100, 615784, 620750, 645580, 654875, 740125, 769730, 806975, 1000649, 1047800, 1184200, 1241500, 1291160, 1309750, 1480250, 1539460, 1613950, 1924325, 2001298, 2483000, 2619500, 2960500, 3078920, 3227900, 3848650, 4002596, 4034875, 5003245, 5239000, 5921000, 6455800, 7697300, 8005192, 8069750, 9621625, 10006490, 15394600, 16139500, 19243250, 20012980, 25016225, 32279000, 38486500, 40025960, 50032450, 76973000, 100064900, 125081125, 200129800, 250162250, 500324500, 1000649000]

約数ペア:

[(1, 1000649000), (2, 500324500), (4, 250162250), (5, 200129800), (8, 125081125), (10, 100064900), (13, 76973000), (20, 50032450), (25, 40025960), (26, 38486500), (31, 32279000), (40, 25016225), (50, 20012980), (52, 19243250), (62, 16139500), (65, 15394600), (100, 10006490), (104, 9621625), (124, 8069750), (125, 8005192), (130, 7697300), (155, 6455800), (169, 5921000), (191, 5239000), (200, 5003245), (248, 4034875), (250, 4002596), (260, 3848650), (310, 3227900), (325, 3078920), (338, 2960500), (382, 2619500), (403, 2483000), (500, 2001298), (520, 1924325), (620, 1613950), (650, 1539460), (676, 1480250), (764, 1309750), (775, 1291160), (806, 1241500), (845, 1184200), (955, 1047800), (1000, 1000649), (1240, 806975), (1300, 769730), (1352, 740125), (1528, 654875), (1550, 645580), (1612, 620750), (1625, 615784), (1690, 592100), (1910, 523900), (2015, 496600), (2483, 403000), (2600, 384865), (3100, 322790), (3224, 310375), (3250, 307892), (3380, 296050), (3820, 261950), (3875, 258232), (4030, 248300), (4225, 236840), (4775, 209560), (4966, 201500), (5239, 191000), (5921, 169000), (6200, 161395), (6500, 153946), (6760, 148025), (7640, 130975), (7750, 129116), (8060, 124150), (8450, 118420), (9550, 104780), (9932, 100750), (10075, 99320), (10478, 95500), (11842, 84500), (12415, 80600), (13000, 76973), (15500, 64558), (16120, 62075), (16900, 59210), (19100, 52390), (19864, 50375), (20150, 49660), (20956, 47750), (21125, 47368), (23684, 42250), (23875, 41912), (24830, 40300), (26195, 38200), (29605, 33800), (31000, 32279)]