7959687400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{812213}}^1$

素因数の和:812243

約数の個数: 72

約数和(自身を含む): 21527732070

約数和(自身を除く): 13568044670

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 812213, 1624426, 3248852, 4061065, 5685491, 6497704, 8122130, 11370982, 16244260, 20305325, 22741964, 28427455, 32488520, 39798437, 40610650, 45483928, 56854910, 79596874, 81221300, 113709820, 142137275, 159193748, 162442600, 198992185, 227419640, 284274550, 318387496, 397984370, 568549100, 795968740, 994960925, 1137098200, 1591937480, 1989921850, 3979843700, 7959687400]

約数ペア:

[(1, 7959687400), (2, 3979843700), (4, 1989921850), (5, 1591937480), (7, 1137098200), (8, 994960925), (10, 795968740), (14, 568549100), (20, 397984370), (25, 318387496), (28, 284274550), (35, 227419640), (40, 198992185), (49, 162442600), (50, 159193748), (56, 142137275), (70, 113709820), (98, 81221300), (100, 79596874), (140, 56854910), (175, 45483928), (196, 40610650), (200, 39798437), (245, 32488520), (280, 28427455), (350, 22741964), (392, 20305325), (490, 16244260), (700, 11370982), (980, 8122130), (1225, 6497704), (1400, 5685491), (1960, 4061065), (2450, 3248852), (4900, 1624426), (9800, 812213)]