40408355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 55157760

約数和(自身を除く): 14749405

約数列:

[1, 5, 13, 23, 65, 115, 151, 179, 299, 755, 895, 1495, 1963, 2327, 3473, 4117, 9815, 11635, 17365, 20585, 27029, 45149, 53521, 135145, 225745, 267605, 351377, 621667, 1756885, 3108335, 8081671, 40408355]

約数ペア:

[(1, 40408355), (5, 8081671), (13, 3108335), (23, 1756885), (65, 621667), (115, 351377), (151, 267605), (179, 225745), (299, 135145), (755, 53521), (895, 45149), (1495, 27029), (1963, 20585), (2327, 17365), (3473, 11635), (4117, 9815)]