71221640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2251}}^1$

素因数の和:2382

約数の個数: 64

約数和(自身を含む): 184844160

約数和(自身を除く): 113622520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 2251, 2260, 3164, 3955, 4502, 4520, 6328, 7910, 9004, 11255, 15757, 15820, 18008, 22510, 31514, 31640, 45020, 63028, 78785, 90040, 126056, 157570, 254363, 315140, 508726, 630280, 1017452, 1271815, 1780541, 2034904, 2543630, 3561082, 5087260, 7122164, 8902705, 10174520, 14244328, 17805410, 35610820, 71221640]

約数ペア:

[(1, 71221640), (2, 35610820), (4, 17805410), (5, 14244328), (7, 10174520), (8, 8902705), (10, 7122164), (14, 5087260), (20, 3561082), (28, 2543630), (35, 2034904), (40, 1780541), (56, 1271815), (70, 1017452), (113, 630280), (140, 508726), (226, 315140), (280, 254363), (452, 157570), (565, 126056), (791, 90040), (904, 78785), (1130, 63028), (1582, 45020), (2251, 31640), (2260, 31514), (3164, 22510), (3955, 18008), (4502, 15820), (4520, 15757), (6328, 11255), (7910, 9004)]