81122784

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{27259}}^1$

素因数の和:27303

約数の個数: 48

約数和(自身を含む): 219824640

約数和(自身を除く): 138701856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 248, 372, 496, 744, 992, 1488, 2976, 27259, 54518, 81777, 109036, 163554, 218072, 327108, 436144, 654216, 845029, 872288, 1308432, 1690058, 2535087, 2616864, 3380116, 5070174, 6760232, 10140348, 13520464, 20280696, 27040928, 40561392, 81122784]

約数ペア:

[(1, 81122784), (2, 40561392), (3, 27040928), (4, 20280696), (6, 13520464), (8, 10140348), (12, 6760232), (16, 5070174), (24, 3380116), (31, 2616864), (32, 2535087), (48, 1690058), (62, 1308432), (93, 872288), (96, 845029), (124, 654216), (186, 436144), (248, 327108), (372, 218072), (496, 163554), (744, 109036), (992, 81777), (1488, 54518), (2976, 27259)]