42754725

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 84494592

約数和(自身を除く): 41739867

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 47, 65, 75, 117, 141, 195, 225, 235, 311, 325, 423, 585, 611, 705, 933, 975, 1175, 1555, 1833, 2115, 2799, 2925, 3055, 3525, 4043, 4665, 5499, 7775, 9165, 10575, 12129, 13995, 14617, 15275, 20215, 23325, 27495, 36387, 43851, 45825, 60645, 69975, 73085, 101075, 131553, 137475, 181935, 190021, 219255, 303225, 365425, 570063, 657765, 909675, 950105, 1096275, 1710189, 2850315, 3288825, 4750525, 8550945, 14251575, 42754725]

約数ペア:

[(1, 42754725), (3, 14251575), (5, 8550945), (9, 4750525), (13, 3288825), (15, 2850315), (25, 1710189), (39, 1096275), (45, 950105), (47, 909675), (65, 657765), (75, 570063), (117, 365425), (141, 303225), (195, 219255), (225, 190021), (235, 181935), (311, 137475), (325, 131553), (423, 101075), (585, 73085), (611, 69975), (705, 60645), (933, 45825), (975, 43851), (1175, 36387), (1555, 27495), (1833, 23325), (2115, 20215), (2799, 15275), (2925, 14617), (3055, 13995), (3525, 12129), (4043, 10575), (4665, 9165), (5499, 7775)]