632742640

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{1217}}^1$

素因数の和:1394

約数の個数: 80

約数和(自身を含む): 1509715872

約数和(自身を除く): 876973232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 97, 134, 194, 268, 335, 388, 485, 536, 670, 776, 970, 1072, 1217, 1340, 1552, 1940, 2434, 2680, 3880, 4868, 5360, 6085, 6499, 7760, 9736, 12170, 12998, 19472, 24340, 25996, 32495, 48680, 51992, 64990, 81539, 97360, 103984, 118049, 129980, 163078, 236098, 259960, 326156, 407695, 472196, 519920, 590245, 652312, 815390, 944392, 1180490, 1304624, 1630780, 1888784, 2360980, 3261560, 4721960, 6523120, 7909283, 9443920, 15818566, 31637132, 39546415, 63274264, 79092830, 126548528, 158185660, 316371320, 632742640]

約数ペア:

[(1, 632742640), (2, 316371320), (4, 158185660), (5, 126548528), (8, 79092830), (10, 63274264), (16, 39546415), (20, 31637132), (40, 15818566), (67, 9443920), (80, 7909283), (97, 6523120), (134, 4721960), (194, 3261560), (268, 2360980), (335, 1888784), (388, 1630780), (485, 1304624), (536, 1180490), (670, 944392), (776, 815390), (970, 652312), (1072, 590245), (1217, 519920), (1340, 472196), (1552, 407695), (1940, 326156), (2434, 259960), (2680, 236098), (3880, 163078), (4868, 129980), (5360, 118049), (6085, 103984), (6499, 97360), (7760, 81539), (9736, 64990), (12170, 51992), (12998, 48680), (19472, 32495), (24340, 25996)]