196617100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 445284000

約数和(自身を除く): 248666900

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 151, 290, 302, 449, 580, 604, 725, 755, 898, 1450, 1510, 1796, 2245, 2900, 3020, 3775, 4379, 4490, 7550, 8758, 8980, 11225, 13021, 15100, 17516, 21895, 22450, 26042, 43790, 44900, 52084, 65105, 67799, 87580, 109475, 130210, 135598, 218950, 260420, 271196, 325525, 338995, 437900, 651050, 677990, 1302100, 1355980, 1694975, 1966171, 3389950, 3932342, 6779900, 7864684, 9830855, 19661710, 39323420, 49154275, 98308550, 196617100]

約数ペア:

[(1, 196617100), (2, 98308550), (4, 49154275), (5, 39323420), (10, 19661710), (20, 9830855), (25, 7864684), (29, 6779900), (50, 3932342), (58, 3389950), (100, 1966171), (116, 1694975), (145, 1355980), (151, 1302100), (290, 677990), (302, 651050), (449, 437900), (580, 338995), (604, 325525), (725, 271196), (755, 260420), (898, 218950), (1450, 135598), (1510, 130210), (1796, 109475), (2245, 87580), (2900, 67799), (3020, 65105), (3775, 52084), (4379, 44900), (4490, 43790), (7550, 26042), (8758, 22450), (8980, 21895), (11225, 17516), (13021, 15100)]