25953525

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 52809120

約数和(自身を除く): 26855595

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 171, 195, 225, 247, 285, 325, 467, 475, 585, 741, 855, 975, 1235, 1401, 1425, 2223, 2335, 2925, 3705, 4203, 4275, 6071, 6175, 7005, 8873, 11115, 11675, 18213, 18525, 21015, 26619, 30355, 35025, 44365, 54639, 55575, 79857, 91065, 105075, 115349, 133095, 151775, 221825, 273195, 346047, 399285, 455325, 576745, 665475, 1038141, 1365975, 1730235, 1996425, 2883725, 5190705, 8651175, 25953525]

約数ペア:

[(1, 25953525), (3, 8651175), (5, 5190705), (9, 2883725), (13, 1996425), (15, 1730235), (19, 1365975), (25, 1038141), (39, 665475), (45, 576745), (57, 455325), (65, 399285), (75, 346047), (95, 273195), (117, 221825), (171, 151775), (195, 133095), (225, 115349), (247, 105075), (285, 91065), (325, 79857), (467, 55575), (475, 54639), (585, 44365), (741, 35025), (855, 30355), (975, 26619), (1235, 21015), (1401, 18525), (1425, 18213), (2223, 11675), (2335, 11115), (2925, 8873), (3705, 7005), (4203, 6175), (4275, 6071)]