72546640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24509}}^1$

素因数の和:24559

約数の個数: 40

約数和(自身を含む): 173236680

約数和(自身を除く): 100690040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 24509, 49018, 98036, 122545, 196072, 245090, 392144, 490180, 906833, 980360, 1813666, 1960720, 3627332, 4534165, 7254664, 9068330, 14509328, 18136660, 36273320, 72546640]

約数ペア:

[(1, 72546640), (2, 36273320), (4, 18136660), (5, 14509328), (8, 9068330), (10, 7254664), (16, 4534165), (20, 3627332), (37, 1960720), (40, 1813666), (74, 980360), (80, 906833), (148, 490180), (185, 392144), (296, 245090), (370, 196072), (592, 122545), (740, 98036), (1480, 49018), (2960, 24509)]