89840660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49363}}^1$

素因数の和:49392

約数の個数: 48

約数和(自身を含む): 232208256

約数和(自身を除く): 142367596

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 49363, 98726, 197452, 246815, 345541, 493630, 641719, 691082, 987260, 1283438, 1382164, 1727705, 2566876, 3208595, 3455410, 4492033, 6417190, 6910820, 8984066, 12834380, 17968132, 22460165, 44920330, 89840660]

約数ペア:

[(1, 89840660), (2, 44920330), (4, 22460165), (5, 17968132), (7, 12834380), (10, 8984066), (13, 6910820), (14, 6417190), (20, 4492033), (26, 3455410), (28, 3208595), (35, 2566876), (52, 1727705), (65, 1382164), (70, 1283438), (91, 987260), (130, 691082), (140, 641719), (182, 493630), (260, 345541), (364, 246815), (455, 197452), (910, 98726), (1820, 49363)]