28305507125

素因数分解:

$5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1043521}}^1$

素因数の和:1043574

約数の個数: 32

約数和(自身を含む): 41674094592

約数和(自身を除く): 13368587467

約数列:

[1, 5, 7, 25, 31, 35, 125, 155, 175, 217, 775, 875, 1085, 3875, 5425, 27125, 1043521, 5217605, 7304647, 26088025, 32349151, 36523235, 130440125, 161745755, 182616175, 226444057, 808728775, 913080875, 1132220285, 4043643875, 5661101425, 28305507125]

約数ペア:

[(1, 28305507125), (5, 5661101425), (7, 4043643875), (25, 1132220285), (31, 913080875), (35, 808728775), (125, 226444057), (155, 182616175), (175, 161745755), (217, 130440125), (775, 36523235), (875, 32349151), (1085, 26088025), (3875, 7304647), (5425, 5217605), (27125, 1043521)]