80817372

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:384

約数の個数: 96

約数和(自身を含む): 219340800

約数和(自身を除く): 138523428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 101, 108, 124, 186, 202, 239, 279, 303, 372, 404, 478, 558, 606, 717, 837, 909, 956, 1116, 1212, 1434, 1674, 1818, 2151, 2727, 2868, 3131, 3348, 3636, 4302, 5454, 6262, 6453, 7409, 8604, 9393, 10908, 12524, 12906, 14818, 18786, 22227, 24139, 25812, 28179, 29636, 37572, 44454, 48278, 56358, 66681, 72417, 84537, 88908, 96556, 112716, 133362, 144834, 169074, 200043, 217251, 266724, 289668, 338148, 400086, 434502, 651753, 748309, 800172, 869004, 1303506, 1496618, 2244927, 2607012, 2993236, 4489854, 6734781, 8979708, 13469562, 20204343, 26939124, 40408686, 80817372]

約数ペア:

[(1, 80817372), (2, 40408686), (3, 26939124), (4, 20204343), (6, 13469562), (9, 8979708), (12, 6734781), (18, 4489854), (27, 2993236), (31, 2607012), (36, 2244927), (54, 1496618), (62, 1303506), (93, 869004), (101, 800172), (108, 748309), (124, 651753), (186, 434502), (202, 400086), (239, 338148), (279, 289668), (303, 266724), (372, 217251), (404, 200043), (478, 169074), (558, 144834), (606, 133362), (717, 112716), (837, 96556), (909, 88908), (956, 84537), (1116, 72417), (1212, 66681), (1434, 56358), (1674, 48278), (1818, 44454), (2151, 37572), (2727, 29636), (2868, 28179), (3131, 25812), (3348, 24139), (3636, 22227), (4302, 18786), (5454, 14818), (6262, 12906), (6453, 12524), (7409, 10908), (8604, 9393)]