68904075

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{15061}}^1$

素因数の和:15135

約数の個数: 24

約数和(自身を含む): 115796656

約数和(自身を除く): 46892581

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 4575, 15061, 45183, 75305, 225915, 376525, 918721, 1129575, 2756163, 4593605, 13780815, 22968025, 68904075]

約数ペア:

[(1, 68904075), (3, 22968025), (5, 13780815), (15, 4593605), (25, 2756163), (61, 1129575), (75, 918721), (183, 376525), (305, 225915), (915, 75305), (1525, 45183), (4575, 15061)]