91195240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 210418560

約数和(自身を除く): 119223320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 163, 197, 284, 326, 355, 394, 568, 652, 710, 788, 815, 985, 1304, 1420, 1576, 1630, 1970, 2840, 3260, 3940, 6520, 7880, 11573, 13987, 23146, 27974, 32111, 46292, 55948, 57865, 64222, 69935, 92584, 111896, 115730, 128444, 139870, 160555, 231460, 256888, 279740, 321110, 462920, 559480, 642220, 1284440, 2279881, 4559762, 9119524, 11399405, 18239048, 22798810, 45597620, 91195240]

約数ペア:

[(1, 91195240), (2, 45597620), (4, 22798810), (5, 18239048), (8, 11399405), (10, 9119524), (20, 4559762), (40, 2279881), (71, 1284440), (142, 642220), (163, 559480), (197, 462920), (284, 321110), (326, 279740), (355, 256888), (394, 231460), (568, 160555), (652, 139870), (710, 128444), (788, 115730), (815, 111896), (985, 92584), (1304, 69935), (1420, 64222), (1576, 57865), (1630, 55948), (1970, 46292), (2840, 32111), (3260, 27974), (3940, 23146), (6520, 13987), (7880, 11573)]