64230980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1039}}^1$

素因数の和:1340

約数の個数: 48

約数和(自身を含む): 147813120

約数和(自身を除く): 83582140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 562, 1039, 1124, 1405, 2078, 2810, 3091, 4156, 5195, 5620, 6182, 10390, 11429, 12364, 15455, 20780, 22858, 30910, 45716, 57145, 61820, 114290, 228580, 291959, 583918, 1167836, 1459795, 2919590, 3211549, 5839180, 6423098, 12846196, 16057745, 32115490, 64230980]

約数ペア:

[(1, 64230980), (2, 32115490), (4, 16057745), (5, 12846196), (10, 6423098), (11, 5839180), (20, 3211549), (22, 2919590), (44, 1459795), (55, 1167836), (110, 583918), (220, 291959), (281, 228580), (562, 114290), (1039, 61820), (1124, 57145), (1405, 45716), (2078, 30910), (2810, 22858), (3091, 20780), (4156, 15455), (5195, 12364), (5620, 11429), (6182, 10390)]