24999325

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 36

約数和(自身を含む): 34469148

約数和(自身を除く): 9469823

約数列:

[1, 5, 13, 25, 61, 65, 97, 169, 305, 325, 485, 793, 845, 1261, 1525, 2425, 3965, 4225, 5917, 6305, 10309, 16393, 19825, 29585, 31525, 51545, 76921, 81965, 147925, 257725, 384605, 409825, 999973, 1923025, 4999865, 24999325]

約数ペア:

[(1, 24999325), (5, 4999865), (13, 1923025), (25, 999973), (61, 409825), (65, 384605), (97, 257725), (169, 147925), (305, 81965), (325, 76921), (485, 51545), (793, 31525), (845, 29585), (1261, 19825), (1525, 16393), (2425, 10309), (3965, 6305), (4225, 5917)]