65149980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{155119}}^1$

素因数の和:155138

約数の個数: 48

約数和(自身を含む): 208481280

約数和(自身を除く): 143331300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 155119, 310238, 465357, 620476, 775595, 930714, 1085833, 1551190, 1861428, 2171666, 2326785, 3102380, 3257499, 4343332, 4653570, 5429165, 6514998, 9307140, 10858330, 13029996, 16287495, 21716660, 32574990, 65149980]

約数ペア:

[(1, 65149980), (2, 32574990), (3, 21716660), (4, 16287495), (5, 13029996), (6, 10858330), (7, 9307140), (10, 6514998), (12, 5429165), (14, 4653570), (15, 4343332), (20, 3257499), (21, 3102380), (28, 2326785), (30, 2171666), (35, 1861428), (42, 1551190), (60, 1085833), (70, 930714), (84, 775595), (105, 620476), (140, 465357), (210, 310238), (420, 155119)]