81626300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4021}}^1$

素因数の和:4071

約数の個数: 72

約数和(自身を含む): 209465760

約数和(自身を除く): 127839460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 1015, 1450, 2030, 2900, 4021, 4060, 5075, 8042, 10150, 16084, 20105, 20300, 28147, 40210, 56294, 80420, 100525, 112588, 116609, 140735, 201050, 233218, 281470, 402100, 466436, 562940, 583045, 703675, 816263, 1166090, 1407350, 1632526, 2332180, 2814700, 2915225, 3265052, 4081315, 5830450, 8162630, 11660900, 16325260, 20406575, 40813150, 81626300]

約数ペア:

[(1, 81626300), (2, 40813150), (4, 20406575), (5, 16325260), (7, 11660900), (10, 8162630), (14, 5830450), (20, 4081315), (25, 3265052), (28, 2915225), (29, 2814700), (35, 2332180), (50, 1632526), (58, 1407350), (70, 1166090), (100, 816263), (116, 703675), (140, 583045), (145, 562940), (175, 466436), (203, 402100), (290, 281470), (350, 233218), (406, 201050), (580, 140735), (700, 116609), (725, 112588), (812, 100525), (1015, 80420), (1450, 56294), (2030, 40210), (2900, 28147), (4021, 20300), (4060, 20105), (5075, 16084), (8042, 10150)]