38905425

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 76911744

約数和(自身を除く): 38006319

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 47, 65, 75, 117, 141, 195, 225, 235, 283, 325, 423, 585, 611, 705, 849, 975, 1175, 1415, 1833, 2115, 2547, 2925, 3055, 3525, 3679, 4245, 5499, 7075, 9165, 10575, 11037, 12735, 13301, 15275, 18395, 21225, 27495, 33111, 39903, 45825, 55185, 63675, 66505, 91975, 119709, 137475, 165555, 172913, 199515, 275925, 332525, 518739, 598545, 827775, 864565, 997575, 1556217, 2593695, 2992725, 4322825, 7781085, 12968475, 38905425]

約数ペア:

[(1, 38905425), (3, 12968475), (5, 7781085), (9, 4322825), (13, 2992725), (15, 2593695), (25, 1556217), (39, 997575), (45, 864565), (47, 827775), (65, 598545), (75, 518739), (117, 332525), (141, 275925), (195, 199515), (225, 172913), (235, 165555), (283, 137475), (325, 119709), (423, 91975), (585, 66505), (611, 63675), (705, 55185), (849, 45825), (975, 39903), (1175, 33111), (1415, 27495), (1833, 21225), (2115, 18395), (2547, 15275), (2925, 13301), (3055, 12735), (3525, 11037), (3679, 10575), (4245, 9165), (5499, 7075)]