65566659825

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{16963}}^1$

素因数の和:17439

約数の個数: 72

約数和(自身を含む): 120595718880

約数和(自身を除く): 55029059055

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 419, 615, 1025, 1257, 1845, 2095, 3075, 3771, 6285, 9225, 10475, 16963, 17179, 18855, 31425, 50889, 51537, 84815, 85895, 94275, 152667, 154611, 254445, 257685, 424075, 429475, 695483, 763335, 773055, 1272225, 1288425, 2086449, 3477415, 3816675, 3865275, 6259347, 7107497, 10432245, 17387075, 21322491, 31296735, 35537485, 52161225, 63967473, 106612455, 156483675, 177687425, 291407377, 319837365, 533062275, 874222131, 1457036885, 1599186825, 2622666393, 4371110655, 7285184425, 13113331965, 21855553275, 65566659825]

約数ペア:

[(1, 65566659825), (3, 21855553275), (5, 13113331965), (9, 7285184425), (15, 4371110655), (25, 2622666393), (41, 1599186825), (45, 1457036885), (75, 874222131), (123, 533062275), (205, 319837365), (225, 291407377), (369, 177687425), (419, 156483675), (615, 106612455), (1025, 63967473), (1257, 52161225), (1845, 35537485), (2095, 31296735), (3075, 21322491), (3771, 17387075), (6285, 10432245), (9225, 7107497), (10475, 6259347), (16963, 3865275), (17179, 3816675), (18855, 3477415), (31425, 2086449), (50889, 1288425), (51537, 1272225), (84815, 773055), (85895, 763335), (94275, 695483), (152667, 429475), (154611, 424075), (254445, 257685)]