81048636

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1371

約数の個数: 72

約数和(自身を含む): 214918704

約数和(自身を除く): 133870068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 43, 82, 86, 123, 129, 164, 172, 246, 258, 369, 387, 492, 516, 738, 774, 1277, 1476, 1548, 1763, 2554, 3526, 3831, 5108, 5289, 7052, 7662, 10578, 11493, 15324, 15867, 21156, 22986, 31734, 45972, 52357, 54911, 63468, 104714, 109822, 157071, 164733, 209428, 219644, 314142, 329466, 471213, 494199, 628284, 658932, 942426, 988398, 1884852, 1976796, 2251351, 4502702, 6754053, 9005404, 13508106, 20262159, 27016212, 40524318, 81048636]

約数ペア:

[(1, 81048636), (2, 40524318), (3, 27016212), (4, 20262159), (6, 13508106), (9, 9005404), (12, 6754053), (18, 4502702), (36, 2251351), (41, 1976796), (43, 1884852), (82, 988398), (86, 942426), (123, 658932), (129, 628284), (164, 494199), (172, 471213), (246, 329466), (258, 314142), (369, 219644), (387, 209428), (492, 164733), (516, 157071), (738, 109822), (774, 104714), (1277, 63468), (1476, 54911), (1548, 52357), (1763, 45972), (2554, 31734), (3526, 22986), (3831, 21156), (5108, 15867), (5289, 15324), (7052, 11493), (7662, 10578)]