20161621300

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1493}}^1\times {\mathrm{1627}}^1$

素因数の和:3217

約数の個数: 72

約数和(自身を含む): 44334724896

約数和(自身を除く): 24173103596

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 166, 332, 415, 830, 1493, 1627, 1660, 2075, 2986, 3254, 4150, 5972, 6508, 7465, 8135, 8300, 14930, 16270, 29860, 32540, 37325, 40675, 74650, 81350, 123919, 135041, 149300, 162700, 247838, 270082, 495676, 540164, 619595, 675205, 1239190, 1350410, 2429111, 2478380, 2700820, 3097975, 3376025, 4858222, 6195950, 6752050, 9716444, 12145555, 12391900, 13504100, 24291110, 48582220, 60727775, 121455550, 201616213, 242911100, 403232426, 806464852, 1008081065, 2016162130, 4032324260, 5040405325, 10080810650, 20161621300]

約数ペア:

[(1, 20161621300), (2, 10080810650), (4, 5040405325), (5, 4032324260), (10, 2016162130), (20, 1008081065), (25, 806464852), (50, 403232426), (83, 242911100), (100, 201616213), (166, 121455550), (332, 60727775), (415, 48582220), (830, 24291110), (1493, 13504100), (1627, 12391900), (1660, 12145555), (2075, 9716444), (2986, 6752050), (3254, 6195950), (4150, 4858222), (5972, 3376025), (6508, 3097975), (7465, 2700820), (8135, 2478380), (8300, 2429111), (14930, 1350410), (16270, 1239190), (29860, 675205), (32540, 619595), (37325, 540164), (40675, 495676), (74650, 270082), (81350, 247838), (123919, 162700), (135041, 149300)]