90284600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{64489}}^1$

素因数の和:64512

約数の個数: 48

約数和(自身を含む): 239902800

約数和(自身を除く): 149618200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 64489, 128978, 257956, 322445, 451423, 515912, 644890, 902846, 1289780, 1612225, 1805692, 2257115, 2579560, 3224450, 3611384, 4514230, 6448900, 9028460, 11285575, 12897800, 18056920, 22571150, 45142300, 90284600]

約数ペア:

[(1, 90284600), (2, 45142300), (4, 22571150), (5, 18056920), (7, 12897800), (8, 11285575), (10, 9028460), (14, 6448900), (20, 4514230), (25, 3611384), (28, 3224450), (35, 2579560), (40, 2257115), (50, 1805692), (56, 1612225), (70, 1289780), (100, 902846), (140, 644890), (175, 515912), (200, 451423), (280, 322445), (350, 257956), (700, 128978), (1400, 64489)]