289018340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{14071}}^1$

素因数の和:14172

約数の個数: 48

約数和(自身を含む): 661946880

約数和(自身を除く): 372928540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 14071, 20540, 28142, 56284, 70355, 140710, 182923, 281420, 365846, 731692, 914615, 1111609, 1829230, 2223218, 3658460, 4446436, 5558045, 11116090, 14450917, 22232180, 28901834, 57803668, 72254585, 144509170, 289018340]

約数ペア:

[(1, 289018340), (2, 144509170), (4, 72254585), (5, 57803668), (10, 28901834), (13, 22232180), (20, 14450917), (26, 11116090), (52, 5558045), (65, 4446436), (79, 3658460), (130, 2223218), (158, 1829230), (260, 1111609), (316, 914615), (395, 731692), (790, 365846), (1027, 281420), (1580, 182923), (2054, 140710), (4108, 70355), (5135, 56284), (10270, 28142), (14071, 20540)]