85509975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2609}}^1$

素因数の和:2664

約数の個数: 48

約数和(自身を含む): 155347200

約数和(自身を除く): 69837225

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 115, 285, 345, 437, 475, 575, 1311, 1425, 1725, 2185, 2609, 6555, 7827, 10925, 13045, 32775, 39135, 49571, 60007, 65225, 148713, 180021, 195675, 247855, 300035, 743565, 900105, 1140133, 1239275, 1500175, 3420399, 3717825, 4500525, 5700665, 17101995, 28503325, 85509975]

約数ペア:

[(1, 85509975), (3, 28503325), (5, 17101995), (15, 5700665), (19, 4500525), (23, 3717825), (25, 3420399), (57, 1500175), (69, 1239275), (75, 1140133), (95, 900105), (115, 743565), (285, 300035), (345, 247855), (437, 195675), (475, 180021), (575, 148713), (1311, 65225), (1425, 60007), (1725, 49571), (2185, 39135), (2609, 32775), (6555, 13045), (7827, 10925)]