25640760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12569}}^1$

素因数の和:12600

約数の個数: 64

約数和(自身を含む): 81453600

約数和(自身を除く): 55812840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 12569, 25138, 37707, 50276, 62845, 75414, 100552, 125690, 150828, 188535, 213673, 251380, 301656, 377070, 427346, 502760, 641019, 754140, 854692, 1068365, 1282038, 1508280, 1709384, 2136730, 2564076, 3205095, 4273460, 5128152, 6410190, 8546920, 12820380, 25640760]

約数ペア:

[(1, 25640760), (2, 12820380), (3, 8546920), (4, 6410190), (5, 5128152), (6, 4273460), (8, 3205095), (10, 2564076), (12, 2136730), (15, 1709384), (17, 1508280), (20, 1282038), (24, 1068365), (30, 854692), (34, 754140), (40, 641019), (51, 502760), (60, 427346), (68, 377070), (85, 301656), (102, 251380), (120, 213673), (136, 188535), (170, 150828), (204, 125690), (255, 100552), (340, 75414), (408, 62845), (510, 50276), (680, 37707), (1020, 25138), (2040, 12569)]