85720215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 162155520

約数和(自身を除く): 76435305

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 101, 105, 137, 177, 295, 303, 411, 413, 505, 685, 707, 885, 959, 1239, 1515, 2055, 2065, 2121, 2877, 3535, 4795, 5959, 6195, 8083, 10605, 13837, 14385, 17877, 24249, 29795, 40415, 41511, 41713, 56581, 69185, 89385, 96859, 121245, 125139, 169743, 207555, 208565, 282905, 290577, 484295, 625695, 816383, 848715, 1452885, 2449149, 4081915, 5714681, 12245745, 17144043, 28573405, 85720215]

約数ペア:

[(1, 85720215), (3, 28573405), (5, 17144043), (7, 12245745), (15, 5714681), (21, 4081915), (35, 2449149), (59, 1452885), (101, 848715), (105, 816383), (137, 625695), (177, 484295), (295, 290577), (303, 282905), (411, 208565), (413, 207555), (505, 169743), (685, 125139), (707, 121245), (885, 96859), (959, 89385), (1239, 69185), (1515, 56581), (2055, 41713), (2065, 41511), (2121, 40415), (2877, 29795), (3535, 24249), (4795, 17877), (5959, 14385), (6195, 13837), (8083, 10605)]