64295120

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 158239872

約数和(自身を除く): 93944752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 83, 92, 115, 166, 184, 230, 332, 368, 415, 421, 460, 664, 830, 842, 920, 1328, 1660, 1684, 1840, 1909, 2105, 3320, 3368, 3818, 4210, 6640, 6736, 7636, 8420, 9545, 9683, 15272, 16840, 19090, 19366, 30544, 33680, 34943, 38180, 38732, 48415, 69886, 76360, 77464, 96830, 139772, 152720, 154928, 174715, 193660, 279544, 349430, 387320, 559088, 698860, 774640, 803689, 1397720, 1607378, 2795440, 3214756, 4018445, 6429512, 8036890, 12859024, 16073780, 32147560, 64295120]

約数ペア:

[(1, 64295120), (2, 32147560), (4, 16073780), (5, 12859024), (8, 8036890), (10, 6429512), (16, 4018445), (20, 3214756), (23, 2795440), (40, 1607378), (46, 1397720), (80, 803689), (83, 774640), (92, 698860), (115, 559088), (166, 387320), (184, 349430), (230, 279544), (332, 193660), (368, 174715), (415, 154928), (421, 152720), (460, 139772), (664, 96830), (830, 77464), (842, 76360), (920, 69886), (1328, 48415), (1660, 38732), (1684, 38180), (1840, 34943), (1909, 33680), (2105, 30544), (3320, 19366), (3368, 19090), (3818, 16840), (4210, 15272), (6640, 9683), (6736, 9545), (7636, 8420)]