52005550

素因数分解:

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

素因数の和:166

約数の個数: 72

約数和(自身を含む): 106209720

約数和(自身を除く): 54204170

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 59, 61, 85, 118, 122, 170, 289, 295, 305, 425, 578, 590, 610, 850, 1003, 1037, 1445, 1475, 1525, 2006, 2074, 2890, 2950, 3050, 3599, 5015, 5185, 7198, 7225, 10030, 10370, 14450, 17051, 17629, 17995, 25075, 25925, 34102, 35258, 35990, 50150, 51850, 61183, 85255, 88145, 89975, 122366, 170510, 176290, 179950, 305915, 426275, 440725, 611830, 852550, 881450, 1040111, 1529575, 2080222, 3059150, 5200555, 10401110, 26002775, 52005550]

約数ペア:

[(1, 52005550), (2, 26002775), (5, 10401110), (10, 5200555), (17, 3059150), (25, 2080222), (34, 1529575), (50, 1040111), (59, 881450), (61, 852550), (85, 611830), (118, 440725), (122, 426275), (170, 305915), (289, 179950), (295, 176290), (305, 170510), (425, 122366), (578, 89975), (590, 88145), (610, 85255), (850, 61183), (1003, 51850), (1037, 50150), (1445, 35990), (1475, 35258), (1525, 34102), (2006, 25925), (2074, 25075), (2890, 17995), (2950, 17629), (3050, 17051), (3599, 14450), (5015, 10370), (5185, 10030), (7198, 7225)]