77787225

素因数分解:

$3^2\times 5^2\times {\mathrm{227}}^1\times {\mathrm{1523}}^1$

素因数の和:1766

約数の個数: 36

約数和(自身を含む): 140031216

約数和(自身を除く): 62243991

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 227, 681, 1135, 1523, 2043, 3405, 4569, 5675, 7615, 10215, 13707, 17025, 22845, 38075, 51075, 68535, 114225, 342675, 345721, 1037163, 1728605, 3111489, 5185815, 8643025, 15557445, 25929075, 77787225]

約数ペア:

[(1, 77787225), (3, 25929075), (5, 15557445), (9, 8643025), (15, 5185815), (25, 3111489), (45, 1728605), (75, 1037163), (225, 345721), (227, 342675), (681, 114225), (1135, 68535), (1523, 51075), (2043, 38075), (3405, 22845), (4569, 17025), (5675, 13707), (7615, 10215)]