28814100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13721}}^1$

素因数の和:13745

約数の個数: 72

約数和(自身を含む): 95285568

約数和(自身を除く): 66471468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 13721, 27442, 41163, 54884, 68605, 82326, 96047, 137210, 164652, 192094, 205815, 274420, 288141, 343025, 384188, 411630, 480235, 576282, 686050, 823260, 960470, 1029075, 1152564, 1372100, 1440705, 1920940, 2058150, 2401175, 2881410, 4116300, 4802350, 5762820, 7203525, 9604700, 14407050, 28814100]

約数ペア:

[(1, 28814100), (2, 14407050), (3, 9604700), (4, 7203525), (5, 5762820), (6, 4802350), (7, 4116300), (10, 2881410), (12, 2401175), (14, 2058150), (15, 1920940), (20, 1440705), (21, 1372100), (25, 1152564), (28, 1029075), (30, 960470), (35, 823260), (42, 686050), (50, 576282), (60, 480235), (70, 411630), (75, 384188), (84, 343025), (100, 288141), (105, 274420), (140, 205815), (150, 192094), (175, 164652), (210, 137210), (300, 96047), (350, 82326), (420, 68605), (525, 54884), (700, 41163), (1050, 27442), (2100, 13721)]