2180815125

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{187597}}^1$

素因数の和:187646

約数の個数: 32

約数和(自身を含む): 3745956864

約数和(自身を除く): 1565141739

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 125, 155, 375, 465, 775, 2325, 3875, 11625, 187597, 562791, 937985, 2813955, 4689925, 5815507, 14069775, 17446521, 23449625, 29077535, 70348875, 87232605, 145387675, 436163025, 726938375, 2180815125]

約数ペア:

[(1, 2180815125), (3, 726938375), (5, 436163025), (15, 145387675), (25, 87232605), (31, 70348875), (75, 29077535), (93, 23449625), (125, 17446521), (155, 14069775), (375, 5815507), (465, 4689925), (775, 2813955), (2325, 937985), (3875, 562791), (11625, 187597)]