72664475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9721}}^1$

素因数の和:9767

約数の個数: 24

約数和(自身を含む): 101264352

約数和(自身を除く): 28599877

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 7475, 9721, 48605, 126373, 223583, 243025, 631865, 1117915, 2906579, 3159325, 5589575, 14532895, 72664475]

約数ペア:

[(1, 72664475), (5, 14532895), (13, 5589575), (23, 3159325), (25, 2906579), (65, 1117915), (115, 631865), (299, 243025), (325, 223583), (575, 126373), (1495, 48605), (7475, 9721)]