72465628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{20107}}^1$

素因数の和:20181

約数の個数: 24

約数和(自身を含む): 136814832

約数和(自身を除く): 64349204

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 20107, 40214, 80428, 341819, 683638, 1065671, 1367276, 2131342, 4262684, 18116407, 36232814, 72465628]

約数ペア:

[(1, 72465628), (2, 36232814), (4, 18116407), (17, 4262684), (34, 2131342), (53, 1367276), (68, 1065671), (106, 683638), (212, 341819), (901, 80428), (1802, 40214), (3604, 20107)]