1313291260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 2961100800

約数和(自身を除く): 1647809540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 79, 92, 115, 142, 158, 230, 284, 316, 355, 395, 460, 509, 710, 790, 1018, 1420, 1580, 1633, 1817, 2036, 2545, 3266, 3634, 5090, 5609, 6532, 7268, 8165, 9085, 10180, 11218, 11707, 16330, 18170, 22436, 23414, 28045, 32660, 36139, 36340, 40211, 46828, 56090, 58535, 72278, 80422, 112180, 117070, 129007, 144556, 160844, 180695, 201055, 234140, 258014, 361390, 402110, 516028, 645035, 722780, 804220, 831197, 924853, 1290070, 1662394, 1849706, 2580140, 2854981, 3324788, 3699412, 4155985, 4624265, 5709962, 8311970, 9248530, 11419924, 14274905, 16623940, 18497060, 28549810, 57099620, 65664563, 131329126, 262658252, 328322815, 656645630, 1313291260]

約数ペア:

[(1, 1313291260), (2, 656645630), (4, 328322815), (5, 262658252), (10, 131329126), (20, 65664563), (23, 57099620), (46, 28549810), (71, 18497060), (79, 16623940), (92, 14274905), (115, 11419924), (142, 9248530), (158, 8311970), (230, 5709962), (284, 4624265), (316, 4155985), (355, 3699412), (395, 3324788), (460, 2854981), (509, 2580140), (710, 1849706), (790, 1662394), (1018, 1290070), (1420, 924853), (1580, 831197), (1633, 804220), (1817, 722780), (2036, 645035), (2545, 516028), (3266, 402110), (3634, 361390), (5090, 258014), (5609, 234140), (6532, 201055), (7268, 180695), (8165, 160844), (9085, 144556), (10180, 129007), (11218, 117070), (11707, 112180), (16330, 80422), (18170, 72278), (22436, 58535), (23414, 56090), (28045, 46828), (32660, 40211), (36139, 36340)]