8427100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 20498688

約数和(自身を除く): 12071588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 94, 100, 110, 163, 188, 220, 235, 275, 326, 470, 517, 550, 652, 815, 940, 1034, 1100, 1175, 1630, 1793, 2068, 2350, 2585, 3260, 3586, 4075, 4700, 5170, 7172, 7661, 8150, 8965, 10340, 12925, 15322, 16300, 17930, 25850, 30644, 35860, 38305, 44825, 51700, 76610, 84271, 89650, 153220, 168542, 179300, 191525, 337084, 383050, 421355, 766100, 842710, 1685420, 2106775, 4213550, 8427100]

約数ペア:

[(1, 8427100), (2, 4213550), (4, 2106775), (5, 1685420), (10, 842710), (11, 766100), (20, 421355), (22, 383050), (25, 337084), (44, 191525), (47, 179300), (50, 168542), (55, 153220), (94, 89650), (100, 84271), (110, 76610), (163, 51700), (188, 44825), (220, 38305), (235, 35860), (275, 30644), (326, 25850), (470, 17930), (517, 16300), (550, 15322), (652, 12925), (815, 10340), (940, 8965), (1034, 8150), (1100, 7661), (1175, 7172), (1630, 5170), (1793, 4700), (2068, 4075), (2350, 3586), (2585, 3260)]