72507125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 96876000

約数和(自身を除く): 24368875

約数列:

[1, 5, 17, 25, 85, 125, 149, 229, 425, 745, 1145, 2125, 2533, 3725, 3893, 5725, 12665, 18625, 19465, 28625, 34121, 63325, 97325, 170605, 316625, 486625, 580057, 853025, 2900285, 4265125, 14501425, 72507125]

約数ペア:

[(1, 72507125), (5, 14501425), (17, 4265125), (25, 2900285), (85, 853025), (125, 580057), (149, 486625), (229, 316625), (425, 170605), (745, 97325), (1145, 63325), (2125, 34121), (2533, 28625), (3725, 19465), (3893, 18625), (5725, 12665)]