80446470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{206273}}^1$

素因数の和:206296

約数の個数: 32

約数和(自身を含む): 207924192

約数和(自身を除く): 127477722

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 206273, 412546, 618819, 1031365, 1237638, 2062730, 2681549, 3094095, 5363098, 6188190, 8044647, 13407745, 16089294, 26815490, 40223235, 80446470]

約数ペア:

[(1, 80446470), (2, 40223235), (3, 26815490), (5, 16089294), (6, 13407745), (10, 8044647), (13, 6188190), (15, 5363098), (26, 3094095), (30, 2681549), (39, 2062730), (65, 1237638), (78, 1031365), (130, 618819), (195, 412546), (390, 206273)]