64224380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{26539}}^1$

素因数の和:26570

約数の個数: 36

約数和(自身を含む): 148252440

約数和(自身を除く): 84028060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 26539, 53078, 106156, 132695, 265390, 291929, 530780, 583858, 1167716, 1459645, 2919290, 3211219, 5838580, 6422438, 12844876, 16056095, 32112190, 64224380]

約数ペア:

[(1, 64224380), (2, 32112190), (4, 16056095), (5, 12844876), (10, 6422438), (11, 5838580), (20, 3211219), (22, 2919290), (44, 1459645), (55, 1167716), (110, 583858), (121, 530780), (220, 291929), (242, 265390), (484, 132695), (605, 106156), (1210, 53078), (2420, 26539)]