50840000

素因数分解:

$2^6\times 5^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 140

約数和(自身を含む): 133307328

約数和(自身を除く): 82467328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 41, 50, 62, 64, 80, 82, 100, 124, 125, 155, 160, 164, 200, 205, 248, 250, 310, 320, 328, 400, 410, 496, 500, 620, 625, 656, 775, 800, 820, 992, 1000, 1025, 1240, 1250, 1271, 1312, 1550, 1600, 1640, 1984, 2000, 2050, 2480, 2500, 2542, 2624, 3100, 3280, 3875, 4000, 4100, 4960, 5000, 5084, 5125, 6200, 6355, 6560, 7750, 8000, 8200, 9920, 10000, 10168, 10250, 12400, 12710, 13120, 15500, 16400, 19375, 20000, 20336, 20500, 24800, 25420, 25625, 31000, 31775, 32800, 38750, 40000, 40672, 41000, 49600, 50840, 51250, 62000, 63550, 65600, 77500, 81344, 82000, 101680, 102500, 124000, 127100, 155000, 158875, 164000, 203360, 205000, 248000, 254200, 310000, 317750, 328000, 406720, 410000, 508400, 620000, 635500, 794375, 820000, 1016800, 1240000, 1271000, 1588750, 1640000, 2033600, 2542000, 3177500, 5084000, 6355000, 10168000, 12710000, 25420000, 50840000]

約数ペア:

[(1, 50840000), (2, 25420000), (4, 12710000), (5, 10168000), (8, 6355000), (10, 5084000), (16, 3177500), (20, 2542000), (25, 2033600), (31, 1640000), (32, 1588750), (40, 1271000), (41, 1240000), (50, 1016800), (62, 820000), (64, 794375), (80, 635500), (82, 620000), (100, 508400), (124, 410000), (125, 406720), (155, 328000), (160, 317750), (164, 310000), (200, 254200), (205, 248000), (248, 205000), (250, 203360), (310, 164000), (320, 158875), (328, 155000), (400, 127100), (410, 124000), (496, 102500), (500, 101680), (620, 82000), (625, 81344), (656, 77500), (775, 65600), (800, 63550), (820, 62000), (992, 51250), (1000, 50840), (1025, 49600), (1240, 41000), (1250, 40672), (1271, 40000), (1312, 38750), (1550, 32800), (1600, 31775), (1640, 31000), (1984, 25625), (2000, 25420), (2050, 24800), (2480, 20500), (2500, 20336), (2542, 20000), (2624, 19375), (3100, 16400), (3280, 15500), (3875, 13120), (4000, 12710), (4100, 12400), (4960, 10250), (5000, 10168), (5084, 10000), (5125, 9920), (6200, 8200), (6355, 8000), (6560, 7750)]