81300882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 182052864

約数和(自身を除く): 100751982

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 67, 78, 94, 134, 141, 201, 282, 331, 402, 611, 662, 871, 993, 1222, 1742, 1833, 1986, 2613, 3149, 3666, 4303, 5226, 6298, 8606, 9447, 12909, 15557, 18894, 22177, 25818, 31114, 40937, 44354, 46671, 66531, 81874, 93342, 122811, 133062, 202241, 245622, 288301, 404482, 576602, 606723, 864903, 1042319, 1213446, 1729806, 2084638, 3126957, 6253914, 13550147, 27100294, 40650441, 81300882]

約数ペア:

[(1, 81300882), (2, 40650441), (3, 27100294), (6, 13550147), (13, 6253914), (26, 3126957), (39, 2084638), (47, 1729806), (67, 1213446), (78, 1042319), (94, 864903), (134, 606723), (141, 576602), (201, 404482), (282, 288301), (331, 245622), (402, 202241), (611, 133062), (662, 122811), (871, 93342), (993, 81874), (1222, 66531), (1742, 46671), (1833, 44354), (1986, 40937), (2613, 31114), (3149, 25818), (3666, 22177), (4303, 18894), (5226, 15557), (6298, 12909), (8606, 9447)]