18185300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 45788736

約数和(自身を除く): 27603436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 83, 100, 140, 166, 175, 313, 332, 350, 415, 581, 626, 700, 830, 1162, 1252, 1565, 1660, 2075, 2191, 2324, 2905, 3130, 4150, 4382, 5810, 6260, 7825, 8300, 8764, 10955, 11620, 14525, 15650, 21910, 25979, 29050, 31300, 43820, 51958, 54775, 58100, 103916, 109550, 129895, 181853, 219100, 259790, 363706, 519580, 649475, 727412, 909265, 1298950, 1818530, 2597900, 3637060, 4546325, 9092650, 18185300]

約数ペア:

[(1, 18185300), (2, 9092650), (4, 4546325), (5, 3637060), (7, 2597900), (10, 1818530), (14, 1298950), (20, 909265), (25, 727412), (28, 649475), (35, 519580), (50, 363706), (70, 259790), (83, 219100), (100, 181853), (140, 129895), (166, 109550), (175, 103916), (313, 58100), (332, 54775), (350, 51958), (415, 43820), (581, 31300), (626, 29050), (700, 25979), (830, 21910), (1162, 15650), (1252, 14525), (1565, 11620), (1660, 10955), (2075, 8764), (2191, 8300), (2324, 7825), (2905, 6260), (3130, 5810), (4150, 4382)]