19960147100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{141461}}^1$

素因数の和:141575

約数の個数: 72

約数和(自身を含む): 46414248048

約数和(自身を除く): 26454100948

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 83, 85, 100, 166, 170, 332, 340, 415, 425, 830, 850, 1411, 1660, 1700, 2075, 2822, 4150, 5644, 7055, 8300, 14110, 28220, 35275, 70550, 141100, 141461, 282922, 565844, 707305, 1414610, 2404837, 2829220, 3536525, 4809674, 7073050, 9619348, 11741263, 12024185, 14146100, 23482526, 24048370, 46965052, 48096740, 58706315, 60120925, 117412630, 120241850, 199601471, 234825260, 240483700, 293531575, 399202942, 587063150, 798405884, 998007355, 1174126300, 1996014710, 3992029420, 4990036775, 9980073550, 19960147100]

約数ペア:

[(1, 19960147100), (2, 9980073550), (4, 4990036775), (5, 3992029420), (10, 1996014710), (17, 1174126300), (20, 998007355), (25, 798405884), (34, 587063150), (50, 399202942), (68, 293531575), (83, 240483700), (85, 234825260), (100, 199601471), (166, 120241850), (170, 117412630), (332, 60120925), (340, 58706315), (415, 48096740), (425, 46965052), (830, 24048370), (850, 23482526), (1411, 14146100), (1660, 12024185), (1700, 11741263), (2075, 9619348), (2822, 7073050), (4150, 4809674), (5644, 3536525), (7055, 2829220), (8300, 2404837), (14110, 1414610), (28220, 707305), (35275, 565844), (70550, 282922), (141100, 141461)]