77640860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{32083}}^1$

素因数の和:32114

約数の個数: 36

約数和(自身を含む): 179221224

約数和(自身を除く): 101580364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 32083, 64166, 128332, 160415, 320830, 352913, 641660, 705826, 1411652, 1764565, 3529130, 3882043, 7058260, 7764086, 15528172, 19410215, 38820430, 77640860]

約数ペア:

[(1, 77640860), (2, 38820430), (4, 19410215), (5, 15528172), (10, 7764086), (11, 7058260), (20, 3882043), (22, 3529130), (44, 1764565), (55, 1411652), (110, 705826), (121, 641660), (220, 352913), (242, 320830), (484, 160415), (605, 128332), (1210, 64166), (2420, 32083)]