85416800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{2179}}^1$

素因数の和:2213

約数の個数: 108

約数和(自身を含む): 242679780

約数和(自身を除く): 157262980

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1960, 2179, 2450, 2800, 3920, 4358, 4900, 5600, 7840, 8716, 9800, 10895, 15253, 17432, 19600, 21790, 30506, 34864, 39200, 43580, 54475, 61012, 69728, 76265, 87160, 106771, 108950, 122024, 152530, 174320, 213542, 217900, 244048, 305060, 348640, 381325, 427084, 435800, 488096, 533855, 610120, 762650, 854168, 871600, 1067710, 1220240, 1525300, 1708336, 1743200, 2135420, 2440480, 2669275, 3050600, 3416672, 4270840, 5338550, 6101200, 8541680, 10677100, 12202400, 17083360, 21354200, 42708400, 85416800]

約数ペア:

[(1, 85416800), (2, 42708400), (4, 21354200), (5, 17083360), (7, 12202400), (8, 10677100), (10, 8541680), (14, 6101200), (16, 5338550), (20, 4270840), (25, 3416672), (28, 3050600), (32, 2669275), (35, 2440480), (40, 2135420), (49, 1743200), (50, 1708336), (56, 1525300), (70, 1220240), (80, 1067710), (98, 871600), (100, 854168), (112, 762650), (140, 610120), (160, 533855), (175, 488096), (196, 435800), (200, 427084), (224, 381325), (245, 348640), (280, 305060), (350, 244048), (392, 217900), (400, 213542), (490, 174320), (560, 152530), (700, 122024), (784, 108950), (800, 106771), (980, 87160), (1120, 76265), (1225, 69728), (1400, 61012), (1568, 54475), (1960, 43580), (2179, 39200), (2450, 34864), (2800, 30506), (3920, 21790), (4358, 19600), (4900, 17432), (5600, 15253), (7840, 10895), (8716, 9800)]