78384350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2689}}^1$

素因数の和:2765

約数の個数: 48

約数和(自身を含む): 162110160

約数和(自身を除く): 83725810

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 53, 55, 106, 110, 265, 275, 530, 550, 583, 1166, 1325, 2650, 2689, 2915, 5378, 5830, 13445, 14575, 26890, 29150, 29579, 59158, 67225, 134450, 142517, 147895, 285034, 295790, 712585, 739475, 1425170, 1478950, 1567687, 3135374, 3562925, 7125850, 7838435, 15676870, 39192175, 78384350]

約数ペア:

[(1, 78384350), (2, 39192175), (5, 15676870), (10, 7838435), (11, 7125850), (22, 3562925), (25, 3135374), (50, 1567687), (53, 1478950), (55, 1425170), (106, 739475), (110, 712585), (265, 295790), (275, 285034), (530, 147895), (550, 142517), (583, 134450), (1166, 67225), (1325, 59158), (2650, 29579), (2689, 29150), (2915, 26890), (5378, 14575), (5830, 13445)]