66888550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:601

約数の個数: 48

約数和(自身を含む): 132022800

約数和(自身を除く): 65134250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 181, 190, 362, 389, 475, 778, 905, 950, 1810, 1945, 3439, 3890, 4525, 6878, 7391, 9050, 9725, 14782, 17195, 19450, 34390, 36955, 70409, 73910, 85975, 140818, 171950, 184775, 352045, 369550, 704090, 1337771, 1760225, 2675542, 3520450, 6688855, 13377710, 33444275, 66888550]

約数ペア:

[(1, 66888550), (2, 33444275), (5, 13377710), (10, 6688855), (19, 3520450), (25, 2675542), (38, 1760225), (50, 1337771), (95, 704090), (181, 369550), (190, 352045), (362, 184775), (389, 171950), (475, 140818), (778, 85975), (905, 73910), (950, 70409), (1810, 36955), (1945, 34390), (3439, 19450), (3890, 17195), (4525, 14782), (6878, 9725), (7391, 9050)]