13043680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6271}}^1$

素因数の和:6299

約数の個数: 48

約数和(自身を含む): 33191424

約数和(自身を除く): 20147744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 6271, 12542, 25084, 31355, 50168, 62710, 81523, 100336, 125420, 163046, 200672, 250840, 326092, 407615, 501680, 652184, 815230, 1003360, 1304368, 1630460, 2608736, 3260920, 6521840, 13043680]

約数ペア:

[(1, 13043680), (2, 6521840), (4, 3260920), (5, 2608736), (8, 1630460), (10, 1304368), (13, 1003360), (16, 815230), (20, 652184), (26, 501680), (32, 407615), (40, 326092), (52, 250840), (65, 200672), (80, 163046), (104, 125420), (130, 100336), (160, 81523), (208, 62710), (260, 50168), (416, 31355), (520, 25084), (1040, 12542), (2080, 6271)]