61531690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:595

約数の個数: 64

約数和(自身を含む): 129600000

約数和(自身を除く): 68068310

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 59, 95, 110, 118, 190, 209, 295, 418, 499, 590, 649, 998, 1045, 1121, 1298, 2090, 2242, 2495, 3245, 4990, 5489, 5605, 6490, 9481, 10978, 11210, 12331, 18962, 24662, 27445, 29441, 47405, 54890, 58882, 61655, 94810, 104291, 123310, 147205, 208582, 294410, 323851, 521455, 559379, 647702, 1042910, 1118758, 1619255, 2796895, 3238510, 5593790, 6153169, 12306338, 30765845, 61531690]

約数ペア:

[(1, 61531690), (2, 30765845), (5, 12306338), (10, 6153169), (11, 5593790), (19, 3238510), (22, 2796895), (38, 1619255), (55, 1118758), (59, 1042910), (95, 647702), (110, 559379), (118, 521455), (190, 323851), (209, 294410), (295, 208582), (418, 147205), (499, 123310), (590, 104291), (649, 94810), (998, 61655), (1045, 58882), (1121, 54890), (1298, 47405), (2090, 29441), (2242, 27445), (2495, 24662), (3245, 18962), (4990, 12331), (5489, 11210), (5605, 10978), (6490, 9481)]