129756040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1201}}^1$

素因数の和:1322

約数の個数: 64

約数和(自身を含む): 304202160

約数和(自身を除く): 174446120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 73, 74, 146, 148, 185, 292, 296, 365, 370, 584, 730, 740, 1201, 1460, 1480, 2402, 2701, 2920, 4804, 5402, 6005, 9608, 10804, 12010, 13505, 21608, 24020, 27010, 44437, 48040, 54020, 87673, 88874, 108040, 175346, 177748, 222185, 350692, 355496, 438365, 444370, 701384, 876730, 888740, 1753460, 1777480, 3243901, 3506920, 6487802, 12975604, 16219505, 25951208, 32439010, 64878020, 129756040]

約数ペア:

[(1, 129756040), (2, 64878020), (4, 32439010), (5, 25951208), (8, 16219505), (10, 12975604), (20, 6487802), (37, 3506920), (40, 3243901), (73, 1777480), (74, 1753460), (146, 888740), (148, 876730), (185, 701384), (292, 444370), (296, 438365), (365, 355496), (370, 350692), (584, 222185), (730, 177748), (740, 175346), (1201, 108040), (1460, 88874), (1480, 87673), (2402, 54020), (2701, 48040), (2920, 44437), (4804, 27010), (5402, 24020), (6005, 21608), (9608, 13505), (10804, 12010)]