326969920

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13997}}^1$

素因数の和:14087

約数の個数: 56

約数和(自身を含む): 789319224

約数和(自身を除く): 462349304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1168, 1460, 2336, 2920, 4672, 5840, 11680, 13997, 23360, 27994, 55988, 69985, 111976, 139970, 223952, 279940, 447904, 559880, 895808, 1021781, 1119760, 2043562, 2239520, 4087124, 4479040, 5108905, 8174248, 10217810, 16348496, 20435620, 32696992, 40871240, 65393984, 81742480, 163484960, 326969920]

約数ペア:

[(1, 326969920), (2, 163484960), (4, 81742480), (5, 65393984), (8, 40871240), (10, 32696992), (16, 20435620), (20, 16348496), (32, 10217810), (40, 8174248), (64, 5108905), (73, 4479040), (80, 4087124), (146, 2239520), (160, 2043562), (292, 1119760), (320, 1021781), (365, 895808), (584, 559880), (730, 447904), (1168, 279940), (1460, 223952), (2336, 139970), (2920, 111976), (4672, 69985), (5840, 55988), (11680, 27994), (13997, 23360)]