209274550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 432115200

約数和(自身を除く): 222840650

約数列:

[1, 2, 5, 10, 19, 25, 38, 43, 47, 50, 86, 94, 95, 109, 190, 215, 218, 235, 430, 470, 475, 545, 817, 893, 950, 1075, 1090, 1175, 1634, 1786, 2021, 2071, 2150, 2350, 2725, 4042, 4085, 4142, 4465, 4687, 5123, 5450, 8170, 8930, 9374, 10105, 10246, 10355, 20210, 20425, 20710, 22325, 23435, 25615, 38399, 40850, 44650, 46870, 50525, 51230, 51775, 76798, 89053, 97337, 101050, 103550, 117175, 128075, 178106, 191995, 194674, 220289, 234350, 256150, 383990, 440578, 445265, 486685, 890530, 959975, 973370, 1101445, 1919950, 2202890, 2226325, 2433425, 4185491, 4452650, 4866850, 5507225, 8370982, 11014450, 20927455, 41854910, 104637275, 209274550]

約数ペア:

[(1, 209274550), (2, 104637275), (5, 41854910), (10, 20927455), (19, 11014450), (25, 8370982), (38, 5507225), (43, 4866850), (47, 4452650), (50, 4185491), (86, 2433425), (94, 2226325), (95, 2202890), (109, 1919950), (190, 1101445), (215, 973370), (218, 959975), (235, 890530), (430, 486685), (470, 445265), (475, 440578), (545, 383990), (817, 256150), (893, 234350), (950, 220289), (1075, 194674), (1090, 191995), (1175, 178106), (1634, 128075), (1786, 117175), (2021, 103550), (2071, 101050), (2150, 97337), (2350, 89053), (2725, 76798), (4042, 51775), (4085, 51230), (4142, 50525), (4465, 46870), (4687, 44650), (5123, 40850), (5450, 38399), (8170, 25615), (8930, 23435), (9374, 22325), (10105, 20710), (10246, 20425), (10355, 20210)]