80553620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13381}}^1$

素因数の和:13440

約数の個数: 48

約数和(自身を含む): 197839488

約数和(自身を除く): 117285868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 13381, 26762, 53524, 66905, 93667, 133810, 187334, 267620, 374668, 468335, 575383, 936670, 1150766, 1873340, 2301532, 2876915, 4027681, 5753830, 8055362, 11507660, 16110724, 20138405, 40276810, 80553620]

約数ペア:

[(1, 80553620), (2, 40276810), (4, 20138405), (5, 16110724), (7, 11507660), (10, 8055362), (14, 5753830), (20, 4027681), (28, 2876915), (35, 2301532), (43, 1873340), (70, 1150766), (86, 936670), (140, 575383), (172, 468335), (215, 374668), (301, 267620), (430, 187334), (602, 133810), (860, 93667), (1204, 66905), (1505, 53524), (3010, 26762), (6020, 13381)]