25790520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{30703}}^1$

素因数の和:30724

約数の個数: 64

約数和(自身を含む): 88427520

約数和(自身を除く): 62637000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 30703, 61406, 92109, 122812, 153515, 184218, 214921, 245624, 307030, 368436, 429842, 460545, 614060, 644763, 736872, 859684, 921090, 1074605, 1228120, 1289526, 1719368, 1842180, 2149210, 2579052, 3223815, 3684360, 4298420, 5158104, 6447630, 8596840, 12895260, 25790520]

約数ペア:

[(1, 25790520), (2, 12895260), (3, 8596840), (4, 6447630), (5, 5158104), (6, 4298420), (7, 3684360), (8, 3223815), (10, 2579052), (12, 2149210), (14, 1842180), (15, 1719368), (20, 1289526), (21, 1228120), (24, 1074605), (28, 921090), (30, 859684), (35, 736872), (40, 644763), (42, 614060), (56, 460545), (60, 429842), (70, 368436), (84, 307030), (105, 245624), (120, 214921), (140, 184218), (168, 153515), (210, 122812), (280, 92109), (420, 61406), (840, 30703)]