81736250

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{2843}}^1$

素因数の和:2888

約数の個数: 40

約数和(自身を含む): 159923808

約数和(自身を除く): 78187558

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 575, 625, 1150, 1250, 2843, 2875, 5686, 5750, 14215, 14375, 28430, 28750, 65389, 71075, 130778, 142150, 326945, 355375, 653890, 710750, 1634725, 1776875, 3269450, 3553750, 8173625, 16347250, 40868125, 81736250]

約数ペア:

[(1, 81736250), (2, 40868125), (5, 16347250), (10, 8173625), (23, 3553750), (25, 3269450), (46, 1776875), (50, 1634725), (115, 710750), (125, 653890), (230, 355375), (250, 326945), (575, 142150), (625, 130778), (1150, 71075), (1250, 65389), (2843, 28750), (2875, 28430), (5686, 14375), (5750, 14215)]