312380375

素因数分解:

$5^3\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 399072960

約数和(自身を除く): 86692585

約数列:

[1, 5, 25, 101, 109, 125, 227, 505, 545, 1135, 2525, 2725, 5675, 11009, 12625, 13625, 22927, 24743, 28375, 55045, 114635, 123715, 275225, 573175, 618575, 1376125, 2499043, 2865875, 3092875, 12495215, 62476075, 312380375]

約数ペア:

[(1, 312380375), (5, 62476075), (25, 12495215), (101, 3092875), (109, 2865875), (125, 2499043), (227, 1376125), (505, 618575), (545, 573175), (1135, 275225), (2525, 123715), (2725, 114635), (5675, 55045), (11009, 28375), (12625, 24743), (13625, 22927)]