65698340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{499}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 143640000

約数和(自身を除く): 77941660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 227, 290, 454, 499, 580, 908, 998, 1135, 1996, 2270, 2495, 4540, 4990, 6583, 9980, 13166, 14471, 26332, 28942, 32915, 57884, 65830, 72355, 113273, 131660, 144710, 226546, 289420, 453092, 566365, 1132730, 2265460, 3284917, 6569834, 13139668, 16424585, 32849170, 65698340]

約数ペア:

[(1, 65698340), (2, 32849170), (4, 16424585), (5, 13139668), (10, 6569834), (20, 3284917), (29, 2265460), (58, 1132730), (116, 566365), (145, 453092), (227, 289420), (290, 226546), (454, 144710), (499, 131660), (580, 113273), (908, 72355), (998, 65830), (1135, 57884), (1996, 32915), (2270, 28942), (2495, 26332), (4540, 14471), (4990, 13166), (6583, 9980)]