25117740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2969}}^1$

素因数の和:3031

約数の個数: 72

約数和(自身を含む): 77837760

約数和(自身を除く): 52720020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 2969, 4230, 5938, 8460, 8907, 11876, 14845, 17814, 26721, 29690, 35628, 44535, 53442, 59380, 89070, 106884, 133605, 139543, 178140, 267210, 279086, 418629, 534420, 558172, 697715, 837258, 1255887, 1395430, 1674516, 2093145, 2511774, 2790860, 4186290, 5023548, 6279435, 8372580, 12558870, 25117740]

約数ペア:

[(1, 25117740), (2, 12558870), (3, 8372580), (4, 6279435), (5, 5023548), (6, 4186290), (9, 2790860), (10, 2511774), (12, 2093145), (15, 1674516), (18, 1395430), (20, 1255887), (30, 837258), (36, 697715), (45, 558172), (47, 534420), (60, 418629), (90, 279086), (94, 267210), (141, 178140), (180, 139543), (188, 133605), (235, 106884), (282, 89070), (423, 59380), (470, 53442), (564, 44535), (705, 35628), (846, 29690), (940, 26721), (1410, 17814), (1692, 14845), (2115, 11876), (2820, 8907), (2969, 8460), (4230, 5938)]