81780812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 158578560

約数和(自身を除く): 76797748

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 113, 116, 226, 367, 452, 493, 734, 986, 1468, 1921, 1972, 3277, 3842, 6239, 6554, 7684, 10643, 12478, 13108, 21286, 24956, 41471, 42572, 55709, 82942, 111418, 165884, 180931, 222836, 361862, 705007, 723724, 1202659, 1410014, 2405318, 2820028, 4810636, 20445203, 40890406, 81780812]

約数ペア:

[(1, 81780812), (2, 40890406), (4, 20445203), (17, 4810636), (29, 2820028), (34, 2405318), (58, 1410014), (68, 1202659), (113, 723724), (116, 705007), (226, 361862), (367, 222836), (452, 180931), (493, 165884), (734, 111418), (986, 82942), (1468, 55709), (1921, 42572), (1972, 41471), (3277, 24956), (3842, 21286), (6239, 13108), (6554, 12478), (7684, 10643)]