77499940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{32563}}^1$

素因数の和:32596

約数の個数: 48

約数和(自身を含む): 196947072

約数和(自身を除く): 119447132

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 32563, 65126, 130252, 162815, 227941, 325630, 455882, 553571, 651260, 911764, 1107142, 1139705, 2214284, 2279410, 2767855, 3874997, 4558820, 5535710, 7749994, 11071420, 15499988, 19374985, 38749970, 77499940]

約数ペア:

[(1, 77499940), (2, 38749970), (4, 19374985), (5, 15499988), (7, 11071420), (10, 7749994), (14, 5535710), (17, 4558820), (20, 3874997), (28, 2767855), (34, 2279410), (35, 2214284), (68, 1139705), (70, 1107142), (85, 911764), (119, 651260), (140, 553571), (170, 455882), (238, 325630), (340, 227941), (476, 162815), (595, 130252), (1190, 65126), (2380, 32563)]