65338980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{155569}}^1$

素因数の和:155588

約数の個数: 48

約数和(自身を含む): 209086080

約数和(自身を除く): 143747100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 155569, 311138, 466707, 622276, 777845, 933414, 1088983, 1555690, 1866828, 2177966, 2333535, 3111380, 3266949, 4355932, 4667070, 5444915, 6533898, 9334140, 10889830, 13067796, 16334745, 21779660, 32669490, 65338980]

約数ペア:

[(1, 65338980), (2, 32669490), (3, 21779660), (4, 16334745), (5, 13067796), (6, 10889830), (7, 9334140), (10, 6533898), (12, 5444915), (14, 4667070), (15, 4355932), (20, 3266949), (21, 3111380), (28, 2333535), (30, 2177966), (35, 1866828), (42, 1555690), (60, 1088983), (70, 933414), (84, 777845), (105, 622276), (140, 466707), (210, 311138), (420, 155569)]