71787040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34513}}^1$

素因数の和:34541

約数の個数: 48

約数和(自身を含む): 182648088

約数和(自身を除く): 110861048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 34513, 69026, 138052, 172565, 276104, 345130, 448669, 552208, 690260, 897338, 1104416, 1380520, 1794676, 2243345, 2761040, 3589352, 4486690, 5522080, 7178704, 8973380, 14357408, 17946760, 35893520, 71787040]

約数ペア:

[(1, 71787040), (2, 35893520), (4, 17946760), (5, 14357408), (8, 8973380), (10, 7178704), (13, 5522080), (16, 4486690), (20, 3589352), (26, 2761040), (32, 2243345), (40, 1794676), (52, 1380520), (65, 1104416), (80, 897338), (104, 690260), (130, 552208), (160, 448669), (208, 345130), (260, 276104), (416, 172565), (520, 138052), (1040, 69026), (2080, 34513)]