127433120

素因数分解:

$2^5\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1231}}^1$

素因数の和:1893

約数の個数: 48

約数和(自身を含む): 301771008

約数和(自身を除く): 174337888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 647, 1231, 1294, 2462, 2588, 3235, 4924, 5176, 6155, 6470, 9848, 10352, 12310, 12940, 19696, 20704, 24620, 25880, 39392, 49240, 51760, 98480, 103520, 196960, 796457, 1592914, 3185828, 3982285, 6371656, 7964570, 12743312, 15929140, 25486624, 31858280, 63716560, 127433120]

約数ペア:

[(1, 127433120), (2, 63716560), (4, 31858280), (5, 25486624), (8, 15929140), (10, 12743312), (16, 7964570), (20, 6371656), (32, 3982285), (40, 3185828), (80, 1592914), (160, 796457), (647, 196960), (1231, 103520), (1294, 98480), (2462, 51760), (2588, 49240), (3235, 39392), (4924, 25880), (5176, 24620), (6155, 20704), (6470, 19696), (9848, 12940), (10352, 12310)]