25115520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 128

約数和(自身を含む): 81469440

約数和(自身を除く): 56353920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 103, 120, 127, 128, 160, 192, 206, 240, 254, 309, 320, 381, 384, 412, 480, 508, 515, 618, 635, 640, 762, 824, 960, 1016, 1030, 1236, 1270, 1524, 1545, 1648, 1905, 1920, 2032, 2060, 2472, 2540, 3048, 3090, 3296, 3810, 4064, 4120, 4944, 5080, 6096, 6180, 6592, 7620, 8128, 8240, 9888, 10160, 12192, 12360, 13081, 13184, 15240, 16256, 16480, 19776, 20320, 24384, 24720, 26162, 30480, 32960, 39243, 39552, 40640, 48768, 49440, 52324, 60960, 65405, 65920, 78486, 81280, 98880, 104648, 121920, 130810, 156972, 196215, 197760, 209296, 243840, 261620, 313944, 392430, 418592, 523240, 627888, 784860, 837184, 1046480, 1255776, 1569720, 1674368, 2092960, 2511552, 3139440, 4185920, 5023104, 6278880, 8371840, 12557760, 25115520]

約数ペア:

[(1, 25115520), (2, 12557760), (3, 8371840), (4, 6278880), (5, 5023104), (6, 4185920), (8, 3139440), (10, 2511552), (12, 2092960), (15, 1674368), (16, 1569720), (20, 1255776), (24, 1046480), (30, 837184), (32, 784860), (40, 627888), (48, 523240), (60, 418592), (64, 392430), (80, 313944), (96, 261620), (103, 243840), (120, 209296), (127, 197760), (128, 196215), (160, 156972), (192, 130810), (206, 121920), (240, 104648), (254, 98880), (309, 81280), (320, 78486), (381, 65920), (384, 65405), (412, 60960), (480, 52324), (508, 49440), (515, 48768), (618, 40640), (635, 39552), (640, 39243), (762, 32960), (824, 30480), (960, 26162), (1016, 24720), (1030, 24384), (1236, 20320), (1270, 19776), (1524, 16480), (1545, 16256), (1648, 15240), (1905, 13184), (1920, 13081), (2032, 12360), (2060, 12192), (2472, 10160), (2540, 9888), (3048, 8240), (3090, 8128), (3296, 7620), (3810, 6592), (4064, 6180), (4120, 6096), (4944, 5080)]