64248580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 150151680

約数和(自身を除く): 85903100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 139, 191, 220, 242, 278, 382, 484, 556, 605, 695, 764, 955, 1210, 1390, 1529, 1910, 2101, 2420, 2780, 3058, 3820, 4202, 6116, 7645, 8404, 10505, 15290, 16819, 21010, 23111, 26549, 30580, 33638, 42020, 46222, 53098, 67276, 84095, 92444, 106196, 115555, 132745, 168190, 231110, 265490, 292039, 336380, 462220, 530980, 584078, 1168156, 1460195, 2920390, 3212429, 5840780, 6424858, 12849716, 16062145, 32124290, 64248580]

約数ペア:

[(1, 64248580), (2, 32124290), (4, 16062145), (5, 12849716), (10, 6424858), (11, 5840780), (20, 3212429), (22, 2920390), (44, 1460195), (55, 1168156), (110, 584078), (121, 530980), (139, 462220), (191, 336380), (220, 292039), (242, 265490), (278, 231110), (382, 168190), (484, 132745), (556, 115555), (605, 106196), (695, 92444), (764, 84095), (955, 67276), (1210, 53098), (1390, 46222), (1529, 42020), (1910, 33638), (2101, 30580), (2420, 26549), (2780, 23111), (3058, 21010), (3820, 16819), (4202, 15290), (6116, 10505), (7645, 8404)]