189399145

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 260884800

約数和(自身を除く): 71485655

約数列:

[1, 5, 13, 29, 59, 65, 131, 145, 169, 295, 377, 655, 767, 845, 1703, 1711, 1885, 3799, 3835, 4901, 7729, 8515, 8555, 9971, 18995, 22139, 22243, 24505, 38645, 49387, 49855, 100477, 110695, 111215, 224141, 246935, 289159, 502385, 642031, 1120705, 1306201, 1445795, 2913833, 3210155, 6531005, 14569165, 37879829, 189399145]

約数ペア:

[(1, 189399145), (5, 37879829), (13, 14569165), (29, 6531005), (59, 3210155), (65, 2913833), (131, 1445795), (145, 1306201), (169, 1120705), (295, 642031), (377, 502385), (655, 289159), (767, 246935), (845, 224141), (1703, 111215), (1711, 110695), (1885, 100477), (3799, 49855), (3835, 49387), (4901, 38645), (7729, 24505), (8515, 22243), (8555, 22139), (9971, 18995)]