151909825

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^2\times {\mathrm{71}}^1$

素因数の和:226

約数の個数: 36

約数和(自身を含む): 202647744

約数和(自身を除く): 50737919

約数列:

[1, 5, 23, 25, 61, 71, 115, 305, 355, 575, 1403, 1525, 1633, 1775, 3721, 4331, 7015, 8165, 18605, 21655, 35075, 40825, 85583, 93025, 99613, 108275, 264191, 427915, 498065, 1320955, 2139575, 2490325, 6076393, 6604775, 30381965, 151909825]

約数ペア:

[(1, 151909825), (5, 30381965), (23, 6604775), (25, 6076393), (61, 2490325), (71, 2139575), (115, 1320955), (305, 498065), (355, 427915), (575, 264191), (1403, 108275), (1525, 99613), (1633, 93025), (1775, 85583), (3721, 40825), (4331, 35075), (7015, 21655), (8165, 18605)]