61977040

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4639}}^1$

素因数の和:4819

約数の個数: 40

約数和(自身を含む): 144990720

約数和(自身を除く): 83013680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 4639, 6680, 9278, 13360, 18556, 23195, 37112, 46390, 74224, 92780, 185560, 371120, 774713, 1549426, 3098852, 3873565, 6197704, 7747130, 12395408, 15494260, 30988520, 61977040]

約数ペア:

[(1, 61977040), (2, 30988520), (4, 15494260), (5, 12395408), (8, 7747130), (10, 6197704), (16, 3873565), (20, 3098852), (40, 1549426), (80, 774713), (167, 371120), (334, 185560), (668, 92780), (835, 74224), (1336, 46390), (1670, 37112), (2672, 23195), (3340, 18556), (4639, 13360), (6680, 9278)]