138833500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 345316608

約数和(自身を除く): 206483108

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 53, 62, 65, 100, 106, 124, 125, 130, 155, 169, 212, 250, 260, 265, 310, 325, 338, 403, 500, 530, 620, 650, 676, 689, 775, 806, 845, 1060, 1300, 1325, 1378, 1550, 1612, 1625, 1643, 1690, 2015, 2650, 2756, 3100, 3250, 3286, 3380, 3445, 3875, 4030, 4225, 5239, 5300, 6500, 6572, 6625, 6890, 7750, 8060, 8215, 8450, 8957, 10075, 10478, 13250, 13780, 15500, 16430, 16900, 17225, 17914, 20150, 20956, 21125, 21359, 26195, 26500, 32860, 34450, 35828, 40300, 41075, 42250, 42718, 44785, 50375, 52390, 68900, 82150, 84500, 85436, 86125, 89570, 100750, 104780, 106795, 130975, 164300, 172250, 179140, 201500, 205375, 213590, 223925, 261950, 277667, 344500, 410750, 427180, 447850, 523900, 533975, 555334, 654875, 821500, 895700, 1067950, 1110668, 1119625, 1309750, 1388335, 2135900, 2239250, 2619500, 2669875, 2776670, 4478500, 5339750, 5553340, 6941675, 10679500, 13883350, 27766700, 34708375, 69416750, 138833500]

約数ペア:

[(1, 138833500), (2, 69416750), (4, 34708375), (5, 27766700), (10, 13883350), (13, 10679500), (20, 6941675), (25, 5553340), (26, 5339750), (31, 4478500), (50, 2776670), (52, 2669875), (53, 2619500), (62, 2239250), (65, 2135900), (100, 1388335), (106, 1309750), (124, 1119625), (125, 1110668), (130, 1067950), (155, 895700), (169, 821500), (212, 654875), (250, 555334), (260, 533975), (265, 523900), (310, 447850), (325, 427180), (338, 410750), (403, 344500), (500, 277667), (530, 261950), (620, 223925), (650, 213590), (676, 205375), (689, 201500), (775, 179140), (806, 172250), (845, 164300), (1060, 130975), (1300, 106795), (1325, 104780), (1378, 100750), (1550, 89570), (1612, 86125), (1625, 85436), (1643, 84500), (1690, 82150), (2015, 68900), (2650, 52390), (2756, 50375), (3100, 44785), (3250, 42718), (3286, 42250), (3380, 41075), (3445, 40300), (3875, 35828), (4030, 34450), (4225, 32860), (5239, 26500), (5300, 26195), (6500, 21359), (6572, 21125), (6625, 20956), (6890, 20150), (7750, 17914), (8060, 17225), (8215, 16900), (8450, 16430), (8957, 15500), (10075, 13780), (10478, 13250)]