644501688770

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8627}}^1\times {\mathrm{68539}}^1$

素因数の和:77282

約数の個数: 32

約数和(自身を含む): 1170898977600

約数和(自身を除く): 526397288830

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 8627, 17254, 43135, 68539, 86270, 137078, 342695, 685390, 940343, 1880686, 4701715, 7470751, 9403430, 14941502, 37353755, 74707510, 591285953, 1182571906, 2956429765, 5912859530, 64450168877, 128900337754, 322250844385, 644501688770]

約数ペア:

[(1, 644501688770), (2, 322250844385), (5, 128900337754), (10, 64450168877), (109, 5912859530), (218, 2956429765), (545, 1182571906), (1090, 591285953), (8627, 74707510), (17254, 37353755), (43135, 14941502), (68539, 9403430), (86270, 7470751), (137078, 4701715), (342695, 1880686), (685390, 940343)]