81001568

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{577}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 165173904

約数和(自身を除く): 84172336

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 107, 164, 214, 328, 428, 577, 656, 856, 1154, 1312, 1712, 2308, 3424, 4387, 4616, 8774, 9232, 17548, 18464, 23657, 35096, 47314, 61739, 70192, 94628, 123478, 140384, 189256, 246956, 378512, 493912, 757024, 987824, 1975648, 2531299, 5062598, 10125196, 20250392, 40500784, 81001568]

約数ペア:

[(1, 81001568), (2, 40500784), (4, 20250392), (8, 10125196), (16, 5062598), (32, 2531299), (41, 1975648), (82, 987824), (107, 757024), (164, 493912), (214, 378512), (328, 246956), (428, 189256), (577, 140384), (656, 123478), (856, 94628), (1154, 70192), (1312, 61739), (1712, 47314), (2308, 35096), (3424, 23657), (4387, 18464), (4616, 17548), (8774, 9232)]