65506725

素因数分解:

$3^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 125116992

約数和(自身を除く): 59610267

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 81, 123, 135, 205, 225, 243, 263, 369, 405, 615, 675, 789, 1025, 1107, 1215, 1315, 1845, 2025, 2367, 3075, 3321, 3945, 5535, 6075, 6575, 7101, 9225, 9963, 10783, 11835, 16605, 19725, 21303, 27675, 32349, 35505, 49815, 53915, 59175, 63909, 83025, 97047, 106515, 161745, 177525, 249075, 269575, 291141, 319545, 485235, 532575, 808725, 873423, 1455705, 1597725, 2426175, 2620269, 4367115, 7278525, 13101345, 21835575, 65506725]

約数ペア:

[(1, 65506725), (3, 21835575), (5, 13101345), (9, 7278525), (15, 4367115), (25, 2620269), (27, 2426175), (41, 1597725), (45, 1455705), (75, 873423), (81, 808725), (123, 532575), (135, 485235), (205, 319545), (225, 291141), (243, 269575), (263, 249075), (369, 177525), (405, 161745), (615, 106515), (675, 97047), (789, 83025), (1025, 63909), (1107, 59175), (1215, 53915), (1315, 49815), (1845, 35505), (2025, 32349), (2367, 27675), (3075, 21303), (3321, 19725), (3945, 16605), (5535, 11835), (6075, 10783), (6575, 9963), (7101, 9225)]