80816868

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{18553}}^1$

素因数の和:18585

約数の個数: 54

約数和(自身を含む): 224559062

約数和(自身を除く): 143742194

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 18553, 37106, 55659, 74212, 111318, 166977, 204083, 222636, 333954, 408166, 612249, 667908, 816332, 1224498, 1836747, 2244913, 2448996, 3673494, 4489826, 6734739, 7346988, 8979652, 13469478, 20204217, 26938956, 40408434, 80816868]

約数ペア:

[(1, 80816868), (2, 40408434), (3, 26938956), (4, 20204217), (6, 13469478), (9, 8979652), (11, 7346988), (12, 6734739), (18, 4489826), (22, 3673494), (33, 2448996), (36, 2244913), (44, 1836747), (66, 1224498), (99, 816332), (121, 667908), (132, 612249), (198, 408166), (242, 333954), (363, 222636), (396, 204083), (484, 166977), (726, 111318), (1089, 74212), (1452, 55659), (2178, 37106), (4356, 18553)]