2013452080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{3137}}^1$

素因数の和:3334

約数の個数: 80

約数和(自身を含む): 4790746944

約数和(自身を除く): 2777294864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 113, 142, 226, 284, 355, 452, 565, 568, 710, 904, 1130, 1136, 1420, 1808, 2260, 2840, 3137, 4520, 5680, 6274, 8023, 9040, 12548, 15685, 16046, 25096, 31370, 32092, 40115, 50192, 62740, 64184, 80230, 125480, 128368, 160460, 222727, 250960, 320920, 354481, 445454, 641840, 708962, 890908, 1113635, 1417924, 1772405, 1781816, 2227270, 2835848, 3544810, 3563632, 4454540, 5671696, 7089620, 8909080, 14179240, 17818160, 25168151, 28358480, 50336302, 100672604, 125840755, 201345208, 251681510, 402690416, 503363020, 1006726040, 2013452080]

約数ペア:

[(1, 2013452080), (2, 1006726040), (4, 503363020), (5, 402690416), (8, 251681510), (10, 201345208), (16, 125840755), (20, 100672604), (40, 50336302), (71, 28358480), (80, 25168151), (113, 17818160), (142, 14179240), (226, 8909080), (284, 7089620), (355, 5671696), (452, 4454540), (565, 3563632), (568, 3544810), (710, 2835848), (904, 2227270), (1130, 1781816), (1136, 1772405), (1420, 1417924), (1808, 1113635), (2260, 890908), (2840, 708962), (3137, 641840), (4520, 445454), (5680, 354481), (6274, 320920), (8023, 250960), (9040, 222727), (12548, 160460), (15685, 128368), (16046, 125480), (25096, 80230), (31370, 64184), (32092, 62740), (40115, 50192)]