80915268

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{571}}^1$

素因数の和:833

約数の個数: 72

約数和(自身を含む): 220924704

約数和(自身を除く): 140009436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 241, 294, 482, 571, 588, 723, 964, 1142, 1446, 1687, 1713, 2284, 2892, 3374, 3426, 3997, 5061, 6748, 6852, 7994, 10122, 11809, 11991, 15988, 20244, 23618, 23982, 27979, 35427, 47236, 47964, 55958, 70854, 83937, 111916, 137611, 141708, 167874, 275222, 335748, 412833, 550444, 825666, 963277, 1651332, 1926554, 2889831, 3853108, 5779662, 6742939, 11559324, 13485878, 20228817, 26971756, 40457634, 80915268]

約数ペア:

[(1, 80915268), (2, 40457634), (3, 26971756), (4, 20228817), (6, 13485878), (7, 11559324), (12, 6742939), (14, 5779662), (21, 3853108), (28, 2889831), (42, 1926554), (49, 1651332), (84, 963277), (98, 825666), (147, 550444), (196, 412833), (241, 335748), (294, 275222), (482, 167874), (571, 141708), (588, 137611), (723, 111916), (964, 83937), (1142, 70854), (1446, 55958), (1687, 47964), (1713, 47236), (2284, 35427), (2892, 27979), (3374, 23982), (3426, 23618), (3997, 20244), (5061, 15988), (6748, 11991), (6852, 11809), (7994, 10122)]