25254040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 70502400

約数和(自身を除く): 45248360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 47, 56, 70, 76, 94, 95, 101, 133, 140, 152, 188, 190, 202, 235, 266, 280, 329, 376, 380, 404, 470, 505, 532, 658, 665, 707, 760, 808, 893, 940, 1010, 1064, 1316, 1330, 1414, 1645, 1786, 1880, 1919, 2020, 2632, 2660, 2828, 3290, 3535, 3572, 3838, 4040, 4465, 4747, 5320, 5656, 6251, 6580, 7070, 7144, 7676, 8930, 9494, 9595, 12502, 13160, 13433, 14140, 15352, 17860, 18988, 19190, 23735, 25004, 26866, 28280, 31255, 33229, 35720, 37976, 38380, 47470, 50008, 53732, 62510, 66458, 67165, 76760, 90193, 94940, 107464, 125020, 132916, 134330, 166145, 180386, 189880, 250040, 265832, 268660, 332290, 360772, 450965, 537320, 631351, 664580, 721544, 901930, 1262702, 1329160, 1803860, 2525404, 3156755, 3607720, 5050808, 6313510, 12627020, 25254040]

約数ペア:

[(1, 25254040), (2, 12627020), (4, 6313510), (5, 5050808), (7, 3607720), (8, 3156755), (10, 2525404), (14, 1803860), (19, 1329160), (20, 1262702), (28, 901930), (35, 721544), (38, 664580), (40, 631351), (47, 537320), (56, 450965), (70, 360772), (76, 332290), (94, 268660), (95, 265832), (101, 250040), (133, 189880), (140, 180386), (152, 166145), (188, 134330), (190, 132916), (202, 125020), (235, 107464), (266, 94940), (280, 90193), (329, 76760), (376, 67165), (380, 66458), (404, 62510), (470, 53732), (505, 50008), (532, 47470), (658, 38380), (665, 37976), (707, 35720), (760, 33229), (808, 31255), (893, 28280), (940, 26866), (1010, 25004), (1064, 23735), (1316, 19190), (1330, 18988), (1414, 17860), (1645, 15352), (1786, 14140), (1880, 13433), (1919, 13160), (2020, 12502), (2632, 9595), (2660, 9494), (2828, 8930), (3290, 7676), (3535, 7144), (3572, 7070), (3838, 6580), (4040, 6251), (4465, 5656), (4747, 5320)]