61234890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 151663104

約数和(自身を除く): 90428214

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 137, 141, 235, 274, 282, 317, 411, 470, 634, 685, 705, 822, 951, 1370, 1410, 1585, 1902, 2055, 3170, 4110, 4755, 6439, 9510, 12878, 14899, 19317, 29798, 32195, 38634, 43429, 44697, 64390, 74495, 86858, 89394, 96585, 130287, 148990, 193170, 217145, 223485, 260574, 434290, 446970, 651435, 1302870, 2041163, 4082326, 6123489, 10205815, 12246978, 20411630, 30617445, 61234890]

約数ペア:

[(1, 61234890), (2, 30617445), (3, 20411630), (5, 12246978), (6, 10205815), (10, 6123489), (15, 4082326), (30, 2041163), (47, 1302870), (94, 651435), (137, 446970), (141, 434290), (235, 260574), (274, 223485), (282, 217145), (317, 193170), (411, 148990), (470, 130287), (634, 96585), (685, 89394), (705, 86858), (822, 74495), (951, 64390), (1370, 44697), (1410, 43429), (1585, 38634), (1902, 32195), (2055, 29798), (3170, 19317), (4110, 14899), (4755, 12878), (6439, 9510)]