55397925

素因数分解:

$3^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{829}}^1$

素因数の和:865

約数の個数: 72

約数和(自身を含む): 112388640

約数和(自身を除く): 56990715

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 135, 165, 225, 243, 275, 297, 405, 495, 675, 825, 829, 891, 1215, 1485, 2025, 2475, 2487, 2673, 4145, 4455, 6075, 7425, 7461, 9119, 12435, 13365, 20725, 22275, 22383, 27357, 37305, 45595, 62175, 66825, 67149, 82071, 111915, 136785, 186525, 201447, 227975, 246213, 335745, 410355, 559575, 683925, 738639, 1007235, 1231065, 1678725, 2051775, 2215917, 3693195, 5036175, 6155325, 11079585, 18465975, 55397925]

約数ペア:

[(1, 55397925), (3, 18465975), (5, 11079585), (9, 6155325), (11, 5036175), (15, 3693195), (25, 2215917), (27, 2051775), (33, 1678725), (45, 1231065), (55, 1007235), (75, 738639), (81, 683925), (99, 559575), (135, 410355), (165, 335745), (225, 246213), (243, 227975), (275, 201447), (297, 186525), (405, 136785), (495, 111915), (675, 82071), (825, 67149), (829, 66825), (891, 62175), (1215, 45595), (1485, 37305), (2025, 27357), (2475, 22383), (2487, 22275), (2673, 20725), (4145, 13365), (4455, 12435), (6075, 9119), (7425, 7461)]