201029680

素因数分解:

$2^4\times 5^1\times {\mathrm{887}}^1\times {\mathrm{2833}}^1$

素因数の和:3733

約数の個数: 40

約数和(自身を含む): 468086112

約数和(自身を除く): 267056432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 887, 1774, 2833, 3548, 4435, 5666, 7096, 8870, 11332, 14165, 14192, 17740, 22664, 28330, 35480, 45328, 56660, 70960, 113320, 226640, 2512871, 5025742, 10051484, 12564355, 20102968, 25128710, 40205936, 50257420, 100514840, 201029680]

約数ペア:

[(1, 201029680), (2, 100514840), (4, 50257420), (5, 40205936), (8, 25128710), (10, 20102968), (16, 12564355), (20, 10051484), (40, 5025742), (80, 2512871), (887, 226640), (1774, 113320), (2833, 70960), (3548, 56660), (4435, 45328), (5666, 35480), (7096, 28330), (8870, 22664), (11332, 17740), (14165, 14192)]