31433120

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2767}}^1$

素因数の和:2853

約数の個数: 48

約数和(自身を含む): 75333888

約数和(自身を除く): 43900768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2767, 2840, 5534, 5680, 11068, 11360, 13835, 22136, 27670, 44272, 55340, 88544, 110680, 196457, 221360, 392914, 442720, 785828, 982285, 1571656, 1964570, 3143312, 3929140, 6286624, 7858280, 15716560, 31433120]

約数ペア:

[(1, 31433120), (2, 15716560), (4, 7858280), (5, 6286624), (8, 3929140), (10, 3143312), (16, 1964570), (20, 1571656), (32, 982285), (40, 785828), (71, 442720), (80, 392914), (142, 221360), (160, 196457), (284, 110680), (355, 88544), (568, 55340), (710, 44272), (1136, 27670), (1420, 22136), (2272, 13835), (2767, 11360), (2840, 11068), (5534, 5680)]