25602280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1877}}^1$

素因数の和:1930

約数の個数: 64

約数和(自身を含む): 64903680

約数和(自身を除く): 39301400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 1877, 2728, 3410, 3754, 6820, 7508, 9385, 13640, 15016, 18770, 20647, 37540, 41294, 58187, 75080, 82588, 103235, 116374, 165176, 206470, 232748, 290935, 412940, 465496, 581870, 640057, 825880, 1163740, 1280114, 2327480, 2560228, 3200285, 5120456, 6400570, 12801140, 25602280]

約数ペア:

[(1, 25602280), (2, 12801140), (4, 6400570), (5, 5120456), (8, 3200285), (10, 2560228), (11, 2327480), (20, 1280114), (22, 1163740), (31, 825880), (40, 640057), (44, 581870), (55, 465496), (62, 412940), (88, 290935), (110, 232748), (124, 206470), (155, 165176), (220, 116374), (248, 103235), (310, 82588), (341, 75080), (440, 58187), (620, 41294), (682, 37540), (1240, 20647), (1364, 18770), (1705, 15016), (1877, 13640), (2728, 9385), (3410, 7508), (3754, 6820)]