15355000

素因数分解:

$2^3\times 5^4\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:146

約数の個数: 80

約数和(自身を含む): 37394280

約数和(自身を除く): 22039280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 83, 100, 125, 148, 166, 185, 200, 250, 296, 332, 370, 415, 500, 625, 664, 740, 830, 925, 1000, 1250, 1480, 1660, 1850, 2075, 2500, 3071, 3320, 3700, 4150, 4625, 5000, 6142, 7400, 8300, 9250, 10375, 12284, 15355, 16600, 18500, 20750, 23125, 24568, 30710, 37000, 41500, 46250, 51875, 61420, 76775, 83000, 92500, 103750, 122840, 153550, 185000, 207500, 307100, 383875, 415000, 614200, 767750, 1535500, 1919375, 3071000, 3838750, 7677500, 15355000]

約数ペア:

[(1, 15355000), (2, 7677500), (4, 3838750), (5, 3071000), (8, 1919375), (10, 1535500), (20, 767750), (25, 614200), (37, 415000), (40, 383875), (50, 307100), (74, 207500), (83, 185000), (100, 153550), (125, 122840), (148, 103750), (166, 92500), (185, 83000), (200, 76775), (250, 61420), (296, 51875), (332, 46250), (370, 41500), (415, 37000), (500, 30710), (625, 24568), (664, 23125), (740, 20750), (830, 18500), (925, 16600), (1000, 15355), (1250, 12284), (1480, 10375), (1660, 9250), (1850, 8300), (2075, 7400), (2500, 6142), (3071, 5000), (3320, 4625), (3700, 4150)]