71300560

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 174252240

約数和(自身を除く): 102951680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 73, 80, 116, 145, 146, 232, 290, 292, 365, 421, 464, 580, 584, 730, 842, 1160, 1168, 1460, 1684, 2105, 2117, 2320, 2920, 3368, 4210, 4234, 5840, 6736, 8420, 8468, 10585, 12209, 16840, 16936, 21170, 24418, 30733, 33680, 33872, 42340, 48836, 61045, 61466, 84680, 97672, 122090, 122932, 153665, 169360, 195344, 244180, 245864, 307330, 488360, 491728, 614660, 891257, 976720, 1229320, 1782514, 2458640, 3565028, 4456285, 7130056, 8912570, 14260112, 17825140, 35650280, 71300560]

約数ペア:

[(1, 71300560), (2, 35650280), (4, 17825140), (5, 14260112), (8, 8912570), (10, 7130056), (16, 4456285), (20, 3565028), (29, 2458640), (40, 1782514), (58, 1229320), (73, 976720), (80, 891257), (116, 614660), (145, 491728), (146, 488360), (232, 307330), (290, 245864), (292, 244180), (365, 195344), (421, 169360), (464, 153665), (580, 122932), (584, 122090), (730, 97672), (842, 84680), (1160, 61466), (1168, 61045), (1460, 48836), (1684, 42340), (2105, 33872), (2117, 33680), (2320, 30733), (2920, 24418), (3368, 21170), (4210, 16936), (4234, 16840), (5840, 12209), (6736, 10585), (8420, 8468)]