64768815

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{443}}^1$

素因数の和:498

約数の個数: 60

約数和(自身を含む): 122813064

約数和(自身を除く): 58044249

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 361, 405, 443, 513, 855, 1083, 1329, 1539, 1805, 2215, 2565, 3249, 3987, 5415, 6645, 7695, 8417, 9747, 11961, 16245, 19935, 25251, 29241, 35883, 42085, 48735, 59805, 75753, 126255, 146205, 159923, 179415, 227259, 378765, 479769, 681777, 799615, 1136295, 1439307, 2398845, 3408885, 4317921, 7196535, 12953763, 21589605, 64768815]

約数ペア:

[(1, 64768815), (3, 21589605), (5, 12953763), (9, 7196535), (15, 4317921), (19, 3408885), (27, 2398845), (45, 1439307), (57, 1136295), (81, 799615), (95, 681777), (135, 479769), (171, 378765), (285, 227259), (361, 179415), (405, 159923), (443, 146205), (513, 126255), (855, 75753), (1083, 59805), (1329, 48735), (1539, 42085), (1805, 35883), (2215, 29241), (2565, 25251), (3249, 19935), (3987, 16245), (5415, 11961), (6645, 9747), (7695, 8417)]