251015300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{857}}^1$

素因数の和:1001

約数の個数: 72

約数和(自身を含む): 569729160

約数和(自身を除く): 318713860

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 101, 116, 145, 202, 290, 404, 505, 580, 725, 857, 1010, 1450, 1714, 2020, 2525, 2900, 2929, 3428, 4285, 5050, 5858, 8570, 10100, 11716, 14645, 17140, 21425, 24853, 29290, 42850, 49706, 58580, 73225, 85700, 86557, 99412, 124265, 146450, 173114, 248530, 292900, 346228, 432785, 497060, 621325, 865570, 1242650, 1731140, 2163925, 2485300, 2510153, 4327850, 5020306, 8655700, 10040612, 12550765, 25101530, 50203060, 62753825, 125507650, 251015300]

約数ペア:

[(1, 251015300), (2, 125507650), (4, 62753825), (5, 50203060), (10, 25101530), (20, 12550765), (25, 10040612), (29, 8655700), (50, 5020306), (58, 4327850), (100, 2510153), (101, 2485300), (116, 2163925), (145, 1731140), (202, 1242650), (290, 865570), (404, 621325), (505, 497060), (580, 432785), (725, 346228), (857, 292900), (1010, 248530), (1450, 173114), (1714, 146450), (2020, 124265), (2525, 99412), (2900, 86557), (2929, 85700), (3428, 73225), (4285, 58580), (5050, 49706), (5858, 42850), (8570, 29290), (10100, 24853), (11716, 21425), (14645, 17140)]