51681045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 100137600

約数和(自身を除く): 48456555

約数列:

[1, 3, 5, 13, 15, 19, 29, 37, 39, 57, 65, 87, 95, 111, 145, 169, 185, 195, 247, 285, 377, 435, 481, 507, 551, 555, 703, 741, 845, 1073, 1131, 1235, 1443, 1653, 1885, 2109, 2405, 2535, 2755, 3211, 3219, 3515, 3705, 4901, 5365, 5655, 6253, 7163, 7215, 8265, 9139, 9633, 10545, 13949, 14703, 16055, 16095, 18759, 20387, 21489, 24505, 27417, 31265, 35815, 41847, 45695, 48165, 61161, 69745, 73515, 93119, 93795, 101935, 107445, 118807, 137085, 181337, 209235, 265031, 279357, 305805, 356421, 465595, 544011, 594035, 795093, 906685, 1325155, 1396785, 1782105, 2720055, 3445403, 3975465, 10336209, 17227015, 51681045]

約数ペア:

[(1, 51681045), (3, 17227015), (5, 10336209), (13, 3975465), (15, 3445403), (19, 2720055), (29, 1782105), (37, 1396785), (39, 1325155), (57, 906685), (65, 795093), (87, 594035), (95, 544011), (111, 465595), (145, 356421), (169, 305805), (185, 279357), (195, 265031), (247, 209235), (285, 181337), (377, 137085), (435, 118807), (481, 107445), (507, 101935), (551, 93795), (555, 93119), (703, 73515), (741, 69745), (845, 61161), (1073, 48165), (1131, 45695), (1235, 41847), (1443, 35815), (1653, 31265), (1885, 27417), (2109, 24505), (2405, 21489), (2535, 20387), (2755, 18759), (3211, 16095), (3219, 16055), (3515, 14703), (3705, 13949), (4901, 10545), (5365, 9633), (5655, 9139), (6253, 8265), (7163, 7215)]