130109812

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 266112000

約数和(自身を除く): 136002188

約数列:

[1, 2, 4, 7, 14, 28, 89, 109, 178, 218, 356, 436, 479, 623, 763, 958, 1246, 1526, 1916, 2492, 3052, 3353, 6706, 9701, 13412, 19402, 38804, 42631, 52211, 67907, 85262, 104422, 135814, 170524, 208844, 271628, 298417, 365477, 596834, 730954, 1193668, 1461908, 4646779, 9293558, 18587116, 32527453, 65054906, 130109812]

約数ペア:

[(1, 130109812), (2, 65054906), (4, 32527453), (7, 18587116), (14, 9293558), (28, 4646779), (89, 1461908), (109, 1193668), (178, 730954), (218, 596834), (356, 365477), (436, 298417), (479, 271628), (623, 208844), (763, 170524), (958, 135814), (1246, 104422), (1526, 85262), (1916, 67907), (2492, 52211), (3052, 42631), (3353, 38804), (6706, 19402), (9701, 13412)]