389360450

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1637}}^1$

素因数の和:1787

約数の個数: 48

約数和(自身を含む): 745827264

約数和(自身を除く): 356466814

約数列:

[1, 2, 5, 10, 25, 50, 67, 71, 134, 142, 335, 355, 670, 710, 1637, 1675, 1775, 3274, 3350, 3550, 4757, 8185, 9514, 16370, 23785, 40925, 47570, 81850, 109679, 116227, 118925, 219358, 232454, 237850, 548395, 581135, 1096790, 1162270, 2741975, 2905675, 5483950, 5811350, 7787209, 15574418, 38936045, 77872090, 194680225, 389360450]

約数ペア:

[(1, 389360450), (2, 194680225), (5, 77872090), (10, 38936045), (25, 15574418), (50, 7787209), (67, 5811350), (71, 5483950), (134, 2905675), (142, 2741975), (335, 1162270), (355, 1096790), (670, 581135), (710, 548395), (1637, 237850), (1675, 232454), (1775, 219358), (3274, 118925), (3350, 116227), (3550, 109679), (4757, 81850), (8185, 47570), (9514, 40925), (16370, 23785)]