64769540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9497}}^1$

素因数の和:9548

約数の個数: 48

約数和(自身を含む): 153183744

約数和(自身を除く): 88414204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 9497, 18994, 37988, 47485, 94970, 104467, 189940, 208934, 294407, 417868, 522335, 588814, 1044670, 1177628, 1472035, 2089340, 2944070, 3238477, 5888140, 6476954, 12953908, 16192385, 32384770, 64769540]

約数ペア:

[(1, 64769540), (2, 32384770), (4, 16192385), (5, 12953908), (10, 6476954), (11, 5888140), (20, 3238477), (22, 2944070), (31, 2089340), (44, 1472035), (55, 1177628), (62, 1044670), (110, 588814), (124, 522335), (155, 417868), (220, 294407), (310, 208934), (341, 189940), (620, 104467), (682, 94970), (1364, 47485), (1705, 37988), (3410, 18994), (6820, 9497)]