51689340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31907}}^1$

素因数の和:31928

約数の個数: 60

約数和(自身を含む): 162156456

約数和(自身を除く): 110467116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 31907, 63814, 95721, 127628, 159535, 191442, 287163, 319070, 382884, 478605, 574326, 638140, 861489, 957210, 1148652, 1435815, 1722978, 1914420, 2584467, 2871630, 3445956, 4307445, 5168934, 5743260, 8614890, 10337868, 12922335, 17229780, 25844670, 51689340]

約数ペア:

[(1, 51689340), (2, 25844670), (3, 17229780), (4, 12922335), (5, 10337868), (6, 8614890), (9, 5743260), (10, 5168934), (12, 4307445), (15, 3445956), (18, 2871630), (20, 2584467), (27, 1914420), (30, 1722978), (36, 1435815), (45, 1148652), (54, 957210), (60, 861489), (81, 638140), (90, 574326), (108, 478605), (135, 382884), (162, 319070), (180, 287163), (270, 191442), (324, 159535), (405, 127628), (540, 95721), (810, 63814), (1620, 31907)]