25454975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 39664128

約数和(自身を除く): 14209153

約数列:

[1, 5, 7, 13, 25, 35, 65, 67, 91, 167, 175, 325, 335, 455, 469, 835, 871, 1169, 1675, 2171, 2275, 2345, 4175, 4355, 5845, 6097, 10855, 11189, 11725, 15197, 21775, 29225, 30485, 54275, 55945, 75985, 78323, 145457, 152425, 279725, 379925, 391615, 727285, 1018199, 1958075, 3636425, 5090995, 25454975]

約数ペア:

[(1, 25454975), (5, 5090995), (7, 3636425), (13, 1958075), (25, 1018199), (35, 727285), (65, 391615), (67, 379925), (91, 279725), (167, 152425), (175, 145457), (325, 78323), (335, 75985), (455, 55945), (469, 54275), (835, 30485), (871, 29225), (1169, 21775), (1675, 15197), (2171, 11725), (2275, 11189), (2345, 10855), (4175, 6097), (4355, 5845)]