661056630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{39419}}^1$

素因数の和:39485

約数の個数: 64

約数和(自身を含む): 1748355840

約数和(自身を除く): 1087299210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1118, 1290, 1677, 2795, 3354, 5590, 8385, 16770, 39419, 78838, 118257, 197095, 236514, 394190, 512447, 591285, 1024894, 1182570, 1537341, 1695017, 2562235, 3074682, 3390034, 5085051, 5124470, 7686705, 8475085, 10170102, 15373410, 16950170, 22035221, 25425255, 44070442, 50850510, 66105663, 110176105, 132211326, 220352210, 330528315, 661056630]

約数ペア:

[(1, 661056630), (2, 330528315), (3, 220352210), (5, 132211326), (6, 110176105), (10, 66105663), (13, 50850510), (15, 44070442), (26, 25425255), (30, 22035221), (39, 16950170), (43, 15373410), (65, 10170102), (78, 8475085), (86, 7686705), (129, 5124470), (130, 5085051), (195, 3390034), (215, 3074682), (258, 2562235), (390, 1695017), (430, 1537341), (559, 1182570), (645, 1024894), (1118, 591285), (1290, 512447), (1677, 394190), (2795, 236514), (3354, 197095), (5590, 118257), (8385, 78838), (16770, 39419)]