66975620

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 144244800

約数和(自身を除く): 77269180

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 211, 236, 269, 295, 422, 538, 590, 844, 1055, 1076, 1180, 1345, 2110, 2690, 4220, 5380, 12449, 15871, 24898, 31742, 49796, 56759, 62245, 63484, 79355, 113518, 124490, 158710, 227036, 248980, 283795, 317420, 567590, 1135180, 3348781, 6697562, 13395124, 16743905, 33487810, 66975620]

約数ペア:

[(1, 66975620), (2, 33487810), (4, 16743905), (5, 13395124), (10, 6697562), (20, 3348781), (59, 1135180), (118, 567590), (211, 317420), (236, 283795), (269, 248980), (295, 227036), (422, 158710), (538, 124490), (590, 113518), (844, 79355), (1055, 63484), (1076, 62245), (1180, 56759), (1345, 49796), (2110, 31742), (2690, 24898), (4220, 15871), (5380, 12449)]