172257700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 389252864

約数和(自身を除く): 216995164

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 181, 307, 310, 362, 614, 620, 724, 775, 905, 1228, 1535, 1550, 1810, 3070, 3100, 3620, 4525, 5611, 6140, 7675, 9050, 9517, 11222, 15350, 18100, 19034, 22444, 28055, 30700, 38068, 47585, 55567, 56110, 95170, 111134, 112220, 140275, 190340, 222268, 237925, 277835, 280550, 475850, 555670, 561100, 951700, 1111340, 1389175, 1722577, 2778350, 3445154, 5556700, 6890308, 8612885, 17225770, 34451540, 43064425, 86128850, 172257700]

約数ペア:

[(1, 172257700), (2, 86128850), (4, 43064425), (5, 34451540), (10, 17225770), (20, 8612885), (25, 6890308), (31, 5556700), (50, 3445154), (62, 2778350), (100, 1722577), (124, 1389175), (155, 1111340), (181, 951700), (307, 561100), (310, 555670), (362, 475850), (614, 280550), (620, 277835), (724, 237925), (775, 222268), (905, 190340), (1228, 140275), (1535, 112220), (1550, 111134), (1810, 95170), (3070, 56110), (3100, 55567), (3620, 47585), (4525, 38068), (5611, 30700), (6140, 28055), (7675, 22444), (9050, 19034), (9517, 18100), (11222, 15350)]