164955100

素因数分解:

$2^2\times 5^2\times {\mathrm{809}}^1\times {\mathrm{2039}}^1$

素因数の和:2862

約数の個数: 36

約数和(自身を含む): 358570800

約数和(自身を除く): 193615700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 809, 1618, 2039, 3236, 4045, 4078, 8090, 8156, 10195, 16180, 20225, 20390, 40450, 40780, 50975, 80900, 101950, 203900, 1649551, 3299102, 6598204, 8247755, 16495510, 32991020, 41238775, 82477550, 164955100]

約数ペア:

[(1, 164955100), (2, 82477550), (4, 41238775), (5, 32991020), (10, 16495510), (20, 8247755), (25, 6598204), (50, 3299102), (100, 1649551), (809, 203900), (1618, 101950), (2039, 80900), (3236, 50975), (4045, 40780), (4078, 40450), (8090, 20390), (8156, 20225), (10195, 16180)]