64679888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1433}}^1$

素因数の和:1492

約数の個数: 80

約数和(自身を含む): 159323136

約数和(自身を除く): 94643248

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1433, 1456, 1612, 1736, 2821, 2866, 3224, 3472, 5642, 5732, 6448, 10031, 11284, 11464, 18629, 20062, 22568, 22928, 37258, 40124, 44423, 45136, 74516, 80248, 88846, 130403, 149032, 160496, 177692, 260806, 298064, 310961, 355384, 521612, 577499, 621922, 710768, 1043224, 1154998, 1243844, 2086448, 2309996, 2487688, 4042493, 4619992, 4975376, 8084986, 9239984, 16169972, 32339944, 64679888]

約数ペア:

[(1, 64679888), (2, 32339944), (4, 16169972), (7, 9239984), (8, 8084986), (13, 4975376), (14, 4619992), (16, 4042493), (26, 2487688), (28, 2309996), (31, 2086448), (52, 1243844), (56, 1154998), (62, 1043224), (91, 710768), (104, 621922), (112, 577499), (124, 521612), (182, 355384), (208, 310961), (217, 298064), (248, 260806), (364, 177692), (403, 160496), (434, 149032), (496, 130403), (728, 88846), (806, 80248), (868, 74516), (1433, 45136), (1456, 44423), (1612, 40124), (1736, 37258), (2821, 22928), (2866, 22568), (3224, 20062), (3472, 18629), (5642, 11464), (5732, 11284), (6448, 10031)]