71650580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2539}}^1$

素因数の和:2648

約数の個数: 48

約数和(自身を含む): 161300160

約数和(自身を除く): 89649580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 830, 1411, 1660, 2539, 2822, 5078, 5644, 7055, 10156, 12695, 14110, 25390, 28220, 43163, 50780, 86326, 172652, 210737, 215815, 421474, 431630, 842948, 863260, 1053685, 2107370, 3582529, 4214740, 7165058, 14330116, 17912645, 35825290, 71650580]

約数ペア:

[(1, 71650580), (2, 35825290), (4, 17912645), (5, 14330116), (10, 7165058), (17, 4214740), (20, 3582529), (34, 2107370), (68, 1053685), (83, 863260), (85, 842948), (166, 431630), (170, 421474), (332, 215815), (340, 210737), (415, 172652), (830, 86326), (1411, 50780), (1660, 43163), (2539, 28220), (2822, 25390), (5078, 14110), (5644, 12695), (7055, 10156)]