27805000

素因数分解:

$2^3\times 5^4\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 80

約数和(自身を含む): 66916080

約数和(自身を除く): 39111080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 83, 100, 125, 134, 166, 200, 250, 268, 332, 335, 415, 500, 536, 625, 664, 670, 830, 1000, 1250, 1340, 1660, 1675, 2075, 2500, 2680, 3320, 3350, 4150, 5000, 5561, 6700, 8300, 8375, 10375, 11122, 13400, 16600, 16750, 20750, 22244, 27805, 33500, 41500, 41875, 44488, 51875, 55610, 67000, 83000, 83750, 103750, 111220, 139025, 167500, 207500, 222440, 278050, 335000, 415000, 556100, 695125, 1112200, 1390250, 2780500, 3475625, 5561000, 6951250, 13902500, 27805000]

約数ペア:

[(1, 27805000), (2, 13902500), (4, 6951250), (5, 5561000), (8, 3475625), (10, 2780500), (20, 1390250), (25, 1112200), (40, 695125), (50, 556100), (67, 415000), (83, 335000), (100, 278050), (125, 222440), (134, 207500), (166, 167500), (200, 139025), (250, 111220), (268, 103750), (332, 83750), (335, 83000), (415, 67000), (500, 55610), (536, 51875), (625, 44488), (664, 41875), (670, 41500), (830, 33500), (1000, 27805), (1250, 22244), (1340, 20750), (1660, 16750), (1675, 16600), (2075, 13400), (2500, 11122), (2680, 10375), (3320, 8375), (3350, 8300), (4150, 6700), (5000, 5561)]