55615725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1027

約数の個数: 72

約数和(自身を含む): 113510592

約数和(自身を除く): 57894867

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 165, 207, 225, 253, 275, 345, 495, 575, 759, 825, 977, 1035, 1265, 1725, 2277, 2475, 2931, 3795, 4885, 5175, 6325, 8793, 10747, 11385, 14655, 18975, 22471, 24425, 32241, 43965, 53735, 56925, 67413, 73275, 96723, 112355, 161205, 202239, 219825, 247181, 268675, 337065, 483615, 561775, 741543, 806025, 1011195, 1235905, 1685325, 2224629, 2418075, 3707715, 5055975, 6179525, 11123145, 18538575, 55615725]

約数ペア:

[(1, 55615725), (3, 18538575), (5, 11123145), (9, 6179525), (11, 5055975), (15, 3707715), (23, 2418075), (25, 2224629), (33, 1685325), (45, 1235905), (55, 1011195), (69, 806025), (75, 741543), (99, 561775), (115, 483615), (165, 337065), (207, 268675), (225, 247181), (253, 219825), (275, 202239), (345, 161205), (495, 112355), (575, 96723), (759, 73275), (825, 67413), (977, 56925), (1035, 53735), (1265, 43965), (1725, 32241), (2277, 24425), (2475, 22471), (2931, 18975), (3795, 14655), (4885, 11385), (5175, 10747), (6325, 8793)]