67639700

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 153078744

約数和(自身を除く): 85439044

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 101, 148, 181, 185, 202, 362, 370, 404, 505, 724, 740, 905, 925, 1010, 1810, 1850, 2020, 2525, 3620, 3700, 3737, 4525, 5050, 6697, 7474, 9050, 10100, 13394, 14948, 18100, 18281, 18685, 26788, 33485, 36562, 37370, 66970, 73124, 74740, 91405, 93425, 133940, 167425, 182810, 186850, 334850, 365620, 373700, 457025, 669700, 676397, 914050, 1352794, 1828100, 2705588, 3381985, 6763970, 13527940, 16909925, 33819850, 67639700]

約数ペア:

[(1, 67639700), (2, 33819850), (4, 16909925), (5, 13527940), (10, 6763970), (20, 3381985), (25, 2705588), (37, 1828100), (50, 1352794), (74, 914050), (100, 676397), (101, 669700), (148, 457025), (181, 373700), (185, 365620), (202, 334850), (362, 186850), (370, 182810), (404, 167425), (505, 133940), (724, 93425), (740, 91405), (905, 74740), (925, 73124), (1010, 66970), (1810, 37370), (1850, 36562), (2020, 33485), (2525, 26788), (3620, 18685), (3700, 18281), (3737, 18100), (4525, 14948), (5050, 13394), (6697, 10100), (7474, 9050)]