54957980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:435

約数の個数: 96

約数和(自身を含む): 145539072

約数和(自身を除く): 90581092

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 127, 140, 154, 220, 254, 281, 308, 385, 508, 562, 635, 770, 889, 1124, 1270, 1397, 1405, 1540, 1778, 1967, 2540, 2794, 2810, 3091, 3556, 3934, 4445, 5588, 5620, 6182, 6985, 7868, 8890, 9779, 9835, 12364, 13970, 15455, 17780, 19558, 19670, 21637, 27940, 30910, 35687, 39116, 39340, 43274, 48895, 61820, 71374, 86548, 97790, 108185, 142748, 178435, 195580, 216370, 249809, 356870, 392557, 432740, 499618, 713740, 785114, 999236, 1249045, 1570228, 1962785, 2498090, 2747899, 3925570, 4996180, 5495798, 7851140, 10991596, 13739495, 27478990, 54957980]

約数ペア:

[(1, 54957980), (2, 27478990), (4, 13739495), (5, 10991596), (7, 7851140), (10, 5495798), (11, 4996180), (14, 3925570), (20, 2747899), (22, 2498090), (28, 1962785), (35, 1570228), (44, 1249045), (55, 999236), (70, 785114), (77, 713740), (110, 499618), (127, 432740), (140, 392557), (154, 356870), (220, 249809), (254, 216370), (281, 195580), (308, 178435), (385, 142748), (508, 108185), (562, 97790), (635, 86548), (770, 71374), (889, 61820), (1124, 48895), (1270, 43274), (1397, 39340), (1405, 39116), (1540, 35687), (1778, 30910), (1967, 27940), (2540, 21637), (2794, 19670), (2810, 19558), (3091, 17780), (3556, 15455), (3934, 13970), (4445, 12364), (5588, 9835), (5620, 9779), (6182, 8890), (6985, 7868)]