2216148125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{433}}^1$

素因数の和:903

約数の個数: 40

約数和(自身を含む): 2928562560

約数和(自身を除く): 712414435

約数列:

[1, 5, 19, 25, 95, 125, 431, 433, 475, 625, 2155, 2165, 2375, 8189, 8227, 10775, 10825, 11875, 40945, 41135, 53875, 54125, 186623, 204725, 205675, 269375, 270625, 933115, 1023625, 1028375, 3545837, 4665575, 5118125, 5141875, 17729185, 23327875, 88645925, 116639375, 443229625, 2216148125]

約数ペア:

[(1, 2216148125), (5, 443229625), (19, 116639375), (25, 88645925), (95, 23327875), (125, 17729185), (431, 5141875), (433, 5118125), (475, 4665575), (625, 3545837), (2155, 1028375), (2165, 1023625), (2375, 933115), (8189, 270625), (8227, 269375), (10775, 205675), (10825, 204725), (11875, 186623), (40945, 54125), (41135, 53875)]