25123020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1095

約数の個数: 96

約数和(自身を含む): 78274560

約数和(自身を除く): 53151540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1039, 1209, 1612, 1860, 2015, 2078, 2418, 3117, 4030, 4156, 4836, 5195, 6045, 6234, 8060, 10390, 12090, 12468, 13507, 15585, 20780, 24180, 27014, 31170, 32209, 40521, 54028, 62340, 64418, 67535, 81042, 96627, 128836, 135070, 161045, 162084, 193254, 202605, 270140, 322090, 386508, 405210, 418717, 483135, 644180, 810420, 837434, 966270, 1256151, 1674868, 1932540, 2093585, 2512302, 4187170, 5024604, 6280755, 8374340, 12561510, 25123020]

約数ペア:

[(1, 25123020), (2, 12561510), (3, 8374340), (4, 6280755), (5, 5024604), (6, 4187170), (10, 2512302), (12, 2093585), (13, 1932540), (15, 1674868), (20, 1256151), (26, 966270), (30, 837434), (31, 810420), (39, 644180), (52, 483135), (60, 418717), (62, 405210), (65, 386508), (78, 322090), (93, 270140), (124, 202605), (130, 193254), (155, 162084), (156, 161045), (186, 135070), (195, 128836), (260, 96627), (310, 81042), (372, 67535), (390, 64418), (403, 62340), (465, 54028), (620, 40521), (780, 32209), (806, 31170), (930, 27014), (1039, 24180), (1209, 20780), (1612, 15585), (1860, 13507), (2015, 12468), (2078, 12090), (2418, 10390), (3117, 8060), (4030, 6234), (4156, 6045), (4836, 5195)]