25386228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{769}}^1$

素因数の和:917

約数の個数: 72

約数和(自身を含む): 73993920

約数和(自身を除く): 48607692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 131, 252, 262, 393, 524, 769, 786, 917, 1179, 1538, 1572, 1834, 2307, 2358, 2751, 3076, 3668, 4614, 4716, 5383, 5502, 6921, 8253, 9228, 10766, 11004, 13842, 16149, 16506, 21532, 27684, 32298, 33012, 48447, 64596, 96894, 100739, 193788, 201478, 302217, 402956, 604434, 705173, 906651, 1208868, 1410346, 1813302, 2115519, 2820692, 3626604, 4231038, 6346557, 8462076, 12693114, 25386228]

約数ペア:

[(1, 25386228), (2, 12693114), (3, 8462076), (4, 6346557), (6, 4231038), (7, 3626604), (9, 2820692), (12, 2115519), (14, 1813302), (18, 1410346), (21, 1208868), (28, 906651), (36, 705173), (42, 604434), (63, 402956), (84, 302217), (126, 201478), (131, 193788), (252, 100739), (262, 96894), (393, 64596), (524, 48447), (769, 33012), (786, 32298), (917, 27684), (1179, 21532), (1538, 16506), (1572, 16149), (1834, 13842), (2307, 11004), (2358, 10766), (2751, 9228), (3076, 8253), (3668, 6921), (4614, 5502), (4716, 5383)]