72639225

素因数分解:

$3^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{2857}}^1$

素因数の和:2986

約数の個数: 36

約数和(自身を含む): 131302236

約数和(自身を除く): 58663011

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 113, 225, 339, 565, 1017, 1695, 2825, 2857, 5085, 8475, 8571, 14285, 25425, 25713, 42855, 71425, 128565, 214275, 322841, 642825, 968523, 1614205, 2905569, 4842615, 8071025, 14527845, 24213075, 72639225]

約数ペア:

[(1, 72639225), (3, 24213075), (5, 14527845), (9, 8071025), (15, 4842615), (25, 2905569), (45, 1614205), (75, 968523), (113, 642825), (225, 322841), (339, 214275), (565, 128565), (1017, 71425), (1695, 42855), (2825, 25713), (2857, 25425), (5085, 14285), (8475, 8571)]