177202390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 348131520

約数和(自身を除く): 170929130

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 109, 131, 146, 170, 218, 262, 365, 545, 655, 730, 1090, 1241, 1310, 1853, 2227, 2482, 3706, 4454, 6205, 7957, 9265, 9563, 11135, 12410, 14279, 15914, 18530, 19126, 22270, 28558, 39785, 47815, 71395, 79570, 95630, 135269, 142790, 162571, 242743, 270538, 325142, 485486, 676345, 812855, 1042367, 1213715, 1352690, 1625710, 2084734, 2427430, 5211835, 10423670, 17720239, 35440478, 88601195, 177202390]

約数ペア:

[(1, 177202390), (2, 88601195), (5, 35440478), (10, 17720239), (17, 10423670), (34, 5211835), (73, 2427430), (85, 2084734), (109, 1625710), (131, 1352690), (146, 1213715), (170, 1042367), (218, 812855), (262, 676345), (365, 485486), (545, 325142), (655, 270538), (730, 242743), (1090, 162571), (1241, 142790), (1310, 135269), (1853, 95630), (2227, 79570), (2482, 71395), (3706, 47815), (4454, 39785), (6205, 28558), (7957, 22270), (9265, 19126), (9563, 18530), (11135, 15914), (12410, 14279)]