128839984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{827}}^1$

素因数の和:962

約数の個数: 80

約数和(自身を含む): 310480128

約数和(自身を除く): 181640144

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 107, 112, 182, 208, 214, 364, 428, 728, 749, 827, 856, 1391, 1456, 1498, 1654, 1712, 2782, 2996, 3308, 5564, 5789, 5992, 6616, 9737, 10751, 11128, 11578, 11984, 13232, 19474, 21502, 22256, 23156, 38948, 43004, 46312, 75257, 77896, 86008, 88489, 92624, 150514, 155792, 172016, 176978, 301028, 353956, 602056, 619423, 707912, 1150357, 1204112, 1238846, 1415824, 2300714, 2477692, 4601428, 4955384, 8052499, 9202856, 9910768, 16104998, 18405712, 32209996, 64419992, 128839984]

約数ペア:

[(1, 128839984), (2, 64419992), (4, 32209996), (7, 18405712), (8, 16104998), (13, 9910768), (14, 9202856), (16, 8052499), (26, 4955384), (28, 4601428), (52, 2477692), (56, 2300714), (91, 1415824), (104, 1238846), (107, 1204112), (112, 1150357), (182, 707912), (208, 619423), (214, 602056), (364, 353956), (428, 301028), (728, 176978), (749, 172016), (827, 155792), (856, 150514), (1391, 92624), (1456, 88489), (1498, 86008), (1654, 77896), (1712, 75257), (2782, 46312), (2996, 43004), (3308, 38948), (5564, 23156), (5789, 22256), (5992, 21502), (6616, 19474), (9737, 13232), (10751, 11984), (11128, 11578)]