389628250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7457}}^1$

素因数の和:7504

約数の個数: 64

約数和(自身を含む): 837682560

約数和(自身を除く): 448054310

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 418, 475, 550, 950, 1045, 1375, 2090, 2375, 2750, 4750, 5225, 7457, 10450, 14914, 26125, 37285, 52250, 74570, 82027, 141683, 164054, 186425, 283366, 372850, 410135, 708415, 820270, 932125, 1416830, 1558513, 1864250, 2050675, 3117026, 3542075, 4101350, 7084150, 7792565, 10253375, 15585130, 17710375, 20506750, 35420750, 38962825, 77925650, 194814125, 389628250]

約数ペア:

[(1, 389628250), (2, 194814125), (5, 77925650), (10, 38962825), (11, 35420750), (19, 20506750), (22, 17710375), (25, 15585130), (38, 10253375), (50, 7792565), (55, 7084150), (95, 4101350), (110, 3542075), (125, 3117026), (190, 2050675), (209, 1864250), (250, 1558513), (275, 1416830), (418, 932125), (475, 820270), (550, 708415), (950, 410135), (1045, 372850), (1375, 283366), (2090, 186425), (2375, 164054), (2750, 141683), (4750, 82027), (5225, 74570), (7457, 52250), (10450, 37285), (14914, 26125)]