18801882625

素因数分解:

$5^3\times {\mathrm{223}}^1\times {\mathrm{643}}^1\times {\mathrm{1049}}^1$

素因数の和:1930

約数の個数: 32

約数和(自身を含む): 23629132800

約数和(自身を除く): 4827250175

約数列:

[1, 5, 25, 125, 223, 643, 1049, 1115, 3215, 5245, 5575, 16075, 26225, 27875, 80375, 131125, 143389, 233927, 674507, 716945, 1169635, 3372535, 3584725, 5848175, 16862675, 17923625, 29240875, 84313375, 150415061, 752075305, 3760376525, 18801882625]

約数ペア:

[(1, 18801882625), (5, 3760376525), (25, 752075305), (125, 150415061), (223, 84313375), (643, 29240875), (1049, 17923625), (1115, 16862675), (3215, 5848175), (5245, 3584725), (5575, 3372535), (16075, 1169635), (26225, 716945), (27875, 674507), (80375, 233927), (131125, 143389)]