25286520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{30103}}^1$

素因数の和:30124

約数の個数: 64

約数和(自身を含む): 86699520

約数和(自身を除く): 61413000

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, 30103, 60206, 90309, 120412, 150515, 180618, 210721, 240824, 301030, 361236, 421442, 451545, 602060, 632163, 722472, 842884, 903090, 1053605, 1204120, 1264326, 1685768, 1806180, 2107210, 2528652, 3160815, 3612360, 4214420, 5057304, 6321630, 8428840, 12643260, 25286520]

約数ペア:

[(1, 25286520), (2, 12643260), (3, 8428840), (4, 6321630), (5, 5057304), (6, 4214420), (7, 3612360), (8, 3160815), (10, 2528652), (12, 2107210), (14, 1806180), (15, 1685768), (20, 1264326), (21, 1204120), (24, 1053605), (28, 903090), (30, 842884), (35, 722472), (40, 632163), (42, 602060), (56, 451545), (60, 421442), (70, 361236), (84, 301030), (105, 240824), (120, 210721), (140, 180618), (168, 150515), (210, 120412), (280, 90309), (420, 60206), (840, 30103)]