128545690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4871}}^1$

素因数の和:4927

約数の個数: 64

約数和(自身を含む): 294658560

約数和(自身を除く): 166112870

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 35, 58, 65, 70, 91, 130, 145, 182, 203, 290, 377, 406, 455, 754, 910, 1015, 1885, 2030, 2639, 3770, 4871, 5278, 9742, 13195, 24355, 26390, 34097, 48710, 63323, 68194, 126646, 141259, 170485, 282518, 316615, 340970, 443261, 633230, 706295, 886522, 988813, 1412590, 1836367, 1977626, 2216305, 3672734, 4432610, 4944065, 9181835, 9888130, 12854569, 18363670, 25709138, 64272845, 128545690]

約数ペア:

[(1, 128545690), (2, 64272845), (5, 25709138), (7, 18363670), (10, 12854569), (13, 9888130), (14, 9181835), (26, 4944065), (29, 4432610), (35, 3672734), (58, 2216305), (65, 1977626), (70, 1836367), (91, 1412590), (130, 988813), (145, 886522), (182, 706295), (203, 633230), (290, 443261), (377, 340970), (406, 316615), (455, 282518), (754, 170485), (910, 141259), (1015, 126646), (1885, 68194), (2030, 63323), (2639, 48710), (3770, 34097), (4871, 26390), (5278, 24355), (9742, 13195)]