64405880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1901}}^1$

素因数の和:1941

約数の個数: 96

約数和(自身を含む): 182135520

約数和(自身を除く): 117729640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 121, 140, 154, 220, 242, 280, 308, 385, 440, 484, 605, 616, 770, 847, 968, 1210, 1540, 1694, 1901, 2420, 3080, 3388, 3802, 4235, 4840, 6776, 7604, 8470, 9505, 13307, 15208, 16940, 19010, 20911, 26614, 33880, 38020, 41822, 53228, 66535, 76040, 83644, 104555, 106456, 133070, 146377, 167288, 209110, 230021, 266140, 292754, 418220, 460042, 532280, 585508, 731885, 836440, 920084, 1150105, 1171016, 1463770, 1610147, 1840168, 2300210, 2927540, 3220294, 4600420, 5855080, 6440588, 8050735, 9200840, 12881176, 16101470, 32202940, 64405880]

約数ペア:

[(1, 64405880), (2, 32202940), (4, 16101470), (5, 12881176), (7, 9200840), (8, 8050735), (10, 6440588), (11, 5855080), (14, 4600420), (20, 3220294), (22, 2927540), (28, 2300210), (35, 1840168), (40, 1610147), (44, 1463770), (55, 1171016), (56, 1150105), (70, 920084), (77, 836440), (88, 731885), (110, 585508), (121, 532280), (140, 460042), (154, 418220), (220, 292754), (242, 266140), (280, 230021), (308, 209110), (385, 167288), (440, 146377), (484, 133070), (605, 106456), (616, 104555), (770, 83644), (847, 76040), (968, 66535), (1210, 53228), (1540, 41822), (1694, 38020), (1901, 33880), (2420, 26614), (3080, 20911), (3388, 19010), (3802, 16940), (4235, 15208), (4840, 13307), (6776, 9505), (7604, 8470)]