319391425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 432373120

約数和(自身を除く): 112981695

約数列:

[1, 5, 19, 25, 61, 73, 95, 151, 305, 365, 475, 755, 1159, 1387, 1525, 1825, 2869, 3775, 4453, 5795, 6935, 9211, 11023, 14345, 22265, 28975, 34675, 46055, 55115, 71725, 84607, 111325, 175009, 209437, 230275, 275575, 423035, 672403, 875045, 1047185, 2115175, 3362015, 4375225, 5235925, 12775657, 16810075, 63878285, 319391425]

約数ペア:

[(1, 319391425), (5, 63878285), (19, 16810075), (25, 12775657), (61, 5235925), (73, 4375225), (95, 3362015), (151, 2115175), (305, 1047185), (365, 875045), (475, 672403), (755, 423035), (1159, 275575), (1387, 230275), (1525, 209437), (1825, 175009), (2869, 111325), (3775, 84607), (4453, 71725), (5795, 55115), (6935, 46055), (9211, 34675), (11023, 28975), (14345, 22265)]