15485625

素因数分解:

$3^2\times 5^4\times {\mathrm{2753}}^1$

素因数の和:2779

約数の個数: 30

約数和(自身を含む): 27961362

約数和(自身を除く): 12475737

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 1125, 1875, 2753, 5625, 8259, 13765, 24777, 41295, 68825, 123885, 206475, 344125, 619425, 1032375, 1720625, 3097125, 5161875, 15485625]

約数ペア:

[(1, 15485625), (3, 5161875), (5, 3097125), (9, 1720625), (15, 1032375), (25, 619425), (45, 344125), (75, 206475), (125, 123885), (225, 68825), (375, 41295), (625, 24777), (1125, 13765), (1875, 8259), (2753, 5625)]