65000215

素因数分解:

$5^1\times 7^3\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 91929600

約数和(自身を除く): 26929385

約数列:

[1, 5, 7, 35, 49, 151, 245, 251, 343, 755, 1057, 1255, 1715, 1757, 5285, 7399, 8785, 12299, 36995, 37901, 51793, 61495, 86093, 189505, 258965, 265307, 430465, 1326535, 1857149, 9285745, 13000043, 65000215]

約数ペア:

[(1, 65000215), (5, 13000043), (7, 9285745), (35, 1857149), (49, 1326535), (151, 430465), (245, 265307), (251, 258965), (343, 189505), (755, 86093), (1057, 61495), (1255, 51793), (1715, 37901), (1757, 36995), (5285, 12299), (7399, 8785)]