642740108

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{907}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 1201284000

約数和(自身を除く): 558543892

約数列:

[1, 2, 4, 29, 41, 58, 82, 116, 149, 164, 298, 596, 907, 1189, 1814, 2378, 3628, 4321, 4756, 6109, 8642, 12218, 17284, 24436, 26303, 37187, 52606, 74374, 105212, 135143, 148748, 177161, 270286, 354322, 540572, 708644, 1078423, 2156846, 3919147, 4313692, 5540863, 7838294, 11081726, 15676588, 22163452, 160685027, 321370054, 642740108]

約数ペア:

[(1, 642740108), (2, 321370054), (4, 160685027), (29, 22163452), (41, 15676588), (58, 11081726), (82, 7838294), (116, 5540863), (149, 4313692), (164, 3919147), (298, 2156846), (596, 1078423), (907, 708644), (1189, 540572), (1814, 354322), (2378, 270286), (3628, 177161), (4321, 148748), (4756, 135143), (6109, 105212), (8642, 74374), (12218, 52606), (17284, 37187), (24436, 26303)]