12420510100

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{269}}^1\times {\mathrm{5563}}^1$

素因数の和:5929

約数の個数: 72

約数和(自身を含む): 27383559840

約数和(自身を除く): 14963049740

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 166, 269, 332, 415, 538, 830, 1076, 1345, 1660, 2075, 2690, 4150, 5380, 5563, 6725, 8300, 11126, 13450, 22252, 22327, 26900, 27815, 44654, 55630, 89308, 111260, 111635, 139075, 223270, 278150, 446540, 461729, 556300, 558175, 923458, 1116350, 1496447, 1846916, 2232700, 2308645, 2992894, 4617290, 5985788, 7482235, 9234580, 11543225, 14964470, 23086450, 29928940, 37411175, 46172900, 74822350, 124205101, 149644700, 248410202, 496820404, 621025505, 1242051010, 2484102020, 3105127525, 6210255050, 12420510100]

約数ペア:

[(1, 12420510100), (2, 6210255050), (4, 3105127525), (5, 2484102020), (10, 1242051010), (20, 621025505), (25, 496820404), (50, 248410202), (83, 149644700), (100, 124205101), (166, 74822350), (269, 46172900), (332, 37411175), (415, 29928940), (538, 23086450), (830, 14964470), (1076, 11543225), (1345, 9234580), (1660, 7482235), (2075, 5985788), (2690, 4617290), (4150, 2992894), (5380, 2308645), (5563, 2232700), (6725, 1846916), (8300, 1496447), (11126, 1116350), (13450, 923458), (22252, 558175), (22327, 556300), (26900, 461729), (27815, 446540), (44654, 278150), (55630, 223270), (89308, 139075), (111260, 111635)]