80432840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87427}}^1$

素因数の和:87461

約数の個数: 32

約数和(自身を含む): 188844480

約数和(自身を除く): 108411640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 87427, 174854, 349708, 437135, 699416, 874270, 1748540, 2010821, 3497080, 4021642, 8043284, 10054105, 16086568, 20108210, 40216420, 80432840]

約数ペア:

[(1, 80432840), (2, 40216420), (4, 20108210), (5, 16086568), (8, 10054105), (10, 8043284), (20, 4021642), (23, 3497080), (40, 2010821), (46, 1748540), (92, 874270), (115, 699416), (184, 437135), (230, 349708), (460, 174854), (920, 87427)]