100415320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 234432000

約数和(自身を除く): 134016680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 215, 316, 344, 395, 430, 632, 739, 790, 860, 1478, 1580, 1720, 2956, 3160, 3397, 3695, 5912, 6794, 7390, 13588, 14780, 16985, 27176, 29560, 31777, 33970, 58381, 63554, 67940, 116762, 127108, 135880, 158885, 233524, 254216, 291905, 317770, 467048, 583810, 635540, 1167620, 1271080, 2335240, 2510383, 5020766, 10041532, 12551915, 20083064, 25103830, 50207660, 100415320]

約数ペア:

[(1, 100415320), (2, 50207660), (4, 25103830), (5, 20083064), (8, 12551915), (10, 10041532), (20, 5020766), (40, 2510383), (43, 2335240), (79, 1271080), (86, 1167620), (158, 635540), (172, 583810), (215, 467048), (316, 317770), (344, 291905), (395, 254216), (430, 233524), (632, 158885), (739, 135880), (790, 127108), (860, 116762), (1478, 67940), (1580, 63554), (1720, 58381), (2956, 33970), (3160, 31777), (3397, 29560), (3695, 27176), (5912, 16985), (6794, 14780), (7390, 13588)]