61447540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{39901}}^1$

素因数の和:39928

約数の個数: 48

約数和(自身を含む): 160884864

約数和(自身を除く): 99437324

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 39901, 79802, 159604, 199505, 279307, 399010, 438911, 558614, 798020, 877822, 1117228, 1396535, 1755644, 2194555, 2793070, 3072377, 4389110, 5586140, 6144754, 8778220, 12289508, 15361885, 30723770, 61447540]

約数ペア:

[(1, 61447540), (2, 30723770), (4, 15361885), (5, 12289508), (7, 8778220), (10, 6144754), (11, 5586140), (14, 4389110), (20, 3072377), (22, 2793070), (28, 2194555), (35, 1755644), (44, 1396535), (55, 1117228), (70, 877822), (77, 798020), (110, 558614), (140, 438911), (154, 399010), (220, 279307), (308, 199505), (385, 159604), (770, 79802), (1540, 39901)]