51248548624

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{495749}}^1$

素因数の和:495848

約数の個数: 80

約数和(自身を含む): 123929568000

約数和(自身を除く): 72681019376

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 364, 497, 568, 728, 923, 994, 1136, 1456, 1846, 1988, 3692, 3976, 6461, 7384, 7952, 12922, 14768, 25844, 51688, 103376, 495749, 991498, 1982996, 3470243, 3965992, 6444737, 6940486, 7931984, 12889474, 13880972, 25778948, 27761944, 35198179, 45113159, 51557896, 55523888, 70396358, 90226318, 103115792, 140792716, 180452636, 246387253, 281585432, 360905272, 457576327, 492774506, 563170864, 721810544, 915152654, 985549012, 1830305308, 1971098024, 3203034289, 3660610616, 3942196048, 6406068578, 7321221232, 12812137156, 25624274312, 51248548624]

約数ペア:

[(1, 51248548624), (2, 25624274312), (4, 12812137156), (7, 7321221232), (8, 6406068578), (13, 3942196048), (14, 3660610616), (16, 3203034289), (26, 1971098024), (28, 1830305308), (52, 985549012), (56, 915152654), (71, 721810544), (91, 563170864), (104, 492774506), (112, 457576327), (142, 360905272), (182, 281585432), (208, 246387253), (284, 180452636), (364, 140792716), (497, 103115792), (568, 90226318), (728, 70396358), (923, 55523888), (994, 51557896), (1136, 45113159), (1456, 35198179), (1846, 27761944), (1988, 25778948), (3692, 13880972), (3976, 12889474), (6461, 7931984), (7384, 6940486), (7952, 6444737), (12922, 3965992), (14768, 3470243), (25844, 1982996), (51688, 991498), (103376, 495749)]