890751825

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2063}}^1$

素因数の和:2199

約数の個数: 72

約数和(自身を含む): 1696855680

約数和(自身を除く): 806103855

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 101, 171, 225, 285, 303, 475, 505, 855, 909, 1425, 1515, 1919, 2063, 2525, 4275, 4545, 5757, 6189, 7575, 9595, 10315, 17271, 18567, 22725, 28785, 30945, 39197, 47975, 51575, 86355, 92835, 117591, 143925, 154725, 195985, 208363, 352773, 431775, 464175, 587955, 625089, 979925, 1041815, 1763865, 1875267, 2939775, 3125445, 3958897, 5209075, 8819325, 9376335, 11876691, 15627225, 19794485, 35630073, 46881675, 59383455, 98972425, 178150365, 296917275, 890751825]

約数ペア:

[(1, 890751825), (3, 296917275), (5, 178150365), (9, 98972425), (15, 59383455), (19, 46881675), (25, 35630073), (45, 19794485), (57, 15627225), (75, 11876691), (95, 9376335), (101, 8819325), (171, 5209075), (225, 3958897), (285, 3125445), (303, 2939775), (475, 1875267), (505, 1763865), (855, 1041815), (909, 979925), (1425, 625089), (1515, 587955), (1919, 464175), (2063, 431775), (2525, 352773), (4275, 208363), (4545, 195985), (5757, 154725), (6189, 143925), (7575, 117591), (9595, 92835), (10315, 86355), (17271, 51575), (18567, 47975), (22725, 39197), (28785, 30945)]