520055500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 1247107680

約数和(自身を除く): 727052180

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 59, 61, 68, 85, 100, 118, 122, 125, 170, 236, 244, 250, 289, 295, 305, 340, 425, 500, 578, 590, 610, 850, 1003, 1037, 1156, 1180, 1220, 1445, 1475, 1525, 1700, 2006, 2074, 2125, 2890, 2950, 3050, 3599, 4012, 4148, 4250, 5015, 5185, 5780, 5900, 6100, 7198, 7225, 7375, 7625, 8500, 10030, 10370, 14396, 14450, 14750, 15250, 17051, 17629, 17995, 20060, 20740, 25075, 25925, 28900, 29500, 30500, 34102, 35258, 35990, 36125, 50150, 51850, 61183, 68204, 70516, 71980, 72250, 85255, 88145, 89975, 100300, 103700, 122366, 125375, 129625, 144500, 170510, 176290, 179950, 244732, 250750, 259250, 305915, 341020, 352580, 359900, 426275, 440725, 449875, 501500, 518500, 611830, 852550, 881450, 899750, 1040111, 1223660, 1529575, 1705100, 1762900, 1799500, 2080222, 2131375, 2203625, 3059150, 4160444, 4262750, 4407250, 5200555, 6118300, 7647875, 8525500, 8814500, 10401110, 15295750, 20802220, 26002775, 30591500, 52005550, 104011100, 130013875, 260027750, 520055500]

約数ペア:

[(1, 520055500), (2, 260027750), (4, 130013875), (5, 104011100), (10, 52005550), (17, 30591500), (20, 26002775), (25, 20802220), (34, 15295750), (50, 10401110), (59, 8814500), (61, 8525500), (68, 7647875), (85, 6118300), (100, 5200555), (118, 4407250), (122, 4262750), (125, 4160444), (170, 3059150), (236, 2203625), (244, 2131375), (250, 2080222), (289, 1799500), (295, 1762900), (305, 1705100), (340, 1529575), (425, 1223660), (500, 1040111), (578, 899750), (590, 881450), (610, 852550), (850, 611830), (1003, 518500), (1037, 501500), (1156, 449875), (1180, 440725), (1220, 426275), (1445, 359900), (1475, 352580), (1525, 341020), (1700, 305915), (2006, 259250), (2074, 250750), (2125, 244732), (2890, 179950), (2950, 176290), (3050, 170510), (3599, 144500), (4012, 129625), (4148, 125375), (4250, 122366), (5015, 103700), (5185, 100300), (5780, 89975), (5900, 88145), (6100, 85255), (7198, 72250), (7225, 71980), (7375, 70516), (7625, 68204), (8500, 61183), (10030, 51850), (10370, 50150), (14396, 36125), (14450, 35990), (14750, 35258), (15250, 34102), (17051, 30500), (17629, 29500), (17995, 28900), (20060, 25925), (20740, 25075)]