25550028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1913}}^1$

素因数の和:1983

約数の個数: 72

約数和(自身を含む): 75243168

約数和(自身を除く): 49693140

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1484, 1908, 1913, 2226, 3339, 3826, 4452, 5739, 6678, 7652, 11478, 13356, 13391, 17217, 22956, 26782, 34434, 40173, 53564, 68868, 80346, 101389, 120519, 160692, 202778, 241038, 304167, 405556, 482076, 608334, 709723, 912501, 1216668, 1419446, 1825002, 2129169, 2838892, 3650004, 4258338, 6387507, 8516676, 12775014, 25550028]

約数ペア:

[(1, 25550028), (2, 12775014), (3, 8516676), (4, 6387507), (6, 4258338), (7, 3650004), (9, 2838892), (12, 2129169), (14, 1825002), (18, 1419446), (21, 1216668), (28, 912501), (36, 709723), (42, 608334), (53, 482076), (63, 405556), (84, 304167), (106, 241038), (126, 202778), (159, 160692), (212, 120519), (252, 101389), (318, 80346), (371, 68868), (477, 53564), (636, 40173), (742, 34434), (954, 26782), (1113, 22956), (1484, 17217), (1908, 13391), (1913, 13356), (2226, 11478), (3339, 7652), (3826, 6678), (4452, 5739)]