1616957810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{2081}}^1$

素因数の和:2283

約数の個数: 64

約数和(自身を含む): 3231930240

約数和(自身を除く): 1614972430

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 139, 215, 278, 430, 559, 695, 1118, 1390, 1807, 2081, 2795, 3614, 4162, 5590, 5977, 9035, 10405, 11954, 18070, 20810, 27053, 29885, 54106, 59770, 77701, 89483, 135265, 155402, 178966, 270530, 289259, 388505, 447415, 578518, 777010, 894830, 1163279, 1446295, 2326558, 2892590, 3760367, 5816395, 7520734, 11632790, 12438137, 18801835, 24876274, 37603670, 62190685, 124381370, 161695781, 323391562, 808478905, 1616957810]

約数ペア:

[(1, 1616957810), (2, 808478905), (5, 323391562), (10, 161695781), (13, 124381370), (26, 62190685), (43, 37603670), (65, 24876274), (86, 18801835), (130, 12438137), (139, 11632790), (215, 7520734), (278, 5816395), (430, 3760367), (559, 2892590), (695, 2326558), (1118, 1446295), (1390, 1163279), (1807, 894830), (2081, 777010), (2795, 578518), (3614, 447415), (4162, 388505), (5590, 289259), (5977, 270530), (9035, 178966), (10405, 155402), (11954, 135265), (18070, 89483), (20810, 77701), (27053, 59770), (29885, 54106)]