65380160

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1181}}^1$

素因数の和:1371

約数の個数: 56

約数和(自身を含む): 156719016

約数和(自身を除く): 91338856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 692, 865, 1181, 1384, 1730, 2362, 2768, 3460, 4724, 5536, 5905, 6920, 9448, 11072, 11810, 13840, 18896, 23620, 27680, 37792, 47240, 55360, 75584, 94480, 188960, 204313, 377920, 408626, 817252, 1021565, 1634504, 2043130, 3269008, 4086260, 6538016, 8172520, 13076032, 16345040, 32690080, 65380160]

約数ペア:

[(1, 65380160), (2, 32690080), (4, 16345040), (5, 13076032), (8, 8172520), (10, 6538016), (16, 4086260), (20, 3269008), (32, 2043130), (40, 1634504), (64, 1021565), (80, 817252), (160, 408626), (173, 377920), (320, 204313), (346, 188960), (692, 94480), (865, 75584), (1181, 55360), (1384, 47240), (1730, 37792), (2362, 27680), (2768, 23620), (3460, 18896), (4724, 13840), (5536, 11810), (5905, 11072), (6920, 9448)]