27881000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{569}}^1$

素因数の和:604

約数の個数: 96

約数和(自身を含む): 76026600

約数和(自身を除く): 48145600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 490, 500, 569, 700, 875, 980, 1000, 1138, 1225, 1400, 1750, 1960, 2276, 2450, 2845, 3500, 3983, 4552, 4900, 5690, 6125, 7000, 7966, 9800, 11380, 12250, 14225, 15932, 19915, 22760, 24500, 27881, 28450, 31864, 39830, 49000, 55762, 56900, 71125, 79660, 99575, 111524, 113800, 139405, 142250, 159320, 199150, 223048, 278810, 284500, 398300, 497875, 557620, 569000, 697025, 796600, 995750, 1115240, 1394050, 1991500, 2788100, 3485125, 3983000, 5576200, 6970250, 13940500, 27881000]

約数ペア:

[(1, 27881000), (2, 13940500), (4, 6970250), (5, 5576200), (7, 3983000), (8, 3485125), (10, 2788100), (14, 1991500), (20, 1394050), (25, 1115240), (28, 995750), (35, 796600), (40, 697025), (49, 569000), (50, 557620), (56, 497875), (70, 398300), (98, 284500), (100, 278810), (125, 223048), (140, 199150), (175, 159320), (196, 142250), (200, 139405), (245, 113800), (250, 111524), (280, 99575), (350, 79660), (392, 71125), (490, 56900), (500, 55762), (569, 49000), (700, 39830), (875, 31864), (980, 28450), (1000, 27881), (1138, 24500), (1225, 22760), (1400, 19915), (1750, 15932), (1960, 14225), (2276, 12250), (2450, 11380), (2845, 9800), (3500, 7966), (3983, 7000), (4552, 6125), (4900, 5690)]