79054720

素因数分解:

$2^7\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1223}}^1$

素因数の和:1343

約数の個数: 64

約数和(自身を含む): 191017440

約数和(自身を除く): 111962720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 320, 404, 505, 640, 808, 1010, 1223, 1616, 2020, 2446, 3232, 4040, 4892, 6115, 6464, 8080, 9784, 12230, 12928, 16160, 19568, 24460, 32320, 39136, 48920, 64640, 78272, 97840, 123523, 156544, 195680, 247046, 391360, 494092, 617615, 782720, 988184, 1235230, 1976368, 2470460, 3952736, 4940920, 7905472, 9881840, 15810944, 19763680, 39527360, 79054720]

約数ペア:

[(1, 79054720), (2, 39527360), (4, 19763680), (5, 15810944), (8, 9881840), (10, 7905472), (16, 4940920), (20, 3952736), (32, 2470460), (40, 1976368), (64, 1235230), (80, 988184), (101, 782720), (128, 617615), (160, 494092), (202, 391360), (320, 247046), (404, 195680), (505, 156544), (640, 123523), (808, 97840), (1010, 78272), (1223, 64640), (1616, 48920), (2020, 39136), (2446, 32320), (3232, 24460), (4040, 19568), (4892, 16160), (6115, 12928), (6464, 12230), (8080, 9784)]