67648160

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2693}}^1$

素因数の和:2865

約数の個数: 48

約数和(自身を含む): 160896456

約数和(自身を除く): 93248296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 2693, 3140, 5024, 5386, 6280, 10772, 12560, 13465, 21544, 25120, 26930, 43088, 53860, 86176, 107720, 215440, 422801, 430880, 845602, 1691204, 2114005, 3382408, 4228010, 6764816, 8456020, 13529632, 16912040, 33824080, 67648160]

約数ペア:

[(1, 67648160), (2, 33824080), (4, 16912040), (5, 13529632), (8, 8456020), (10, 6764816), (16, 4228010), (20, 3382408), (32, 2114005), (40, 1691204), (80, 845602), (157, 430880), (160, 422801), (314, 215440), (628, 107720), (785, 86176), (1256, 53860), (1570, 43088), (2512, 26930), (2693, 25120), (3140, 21544), (5024, 13465), (5386, 12560), (6280, 10772)]