76978425

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 132991488

約数和(自身を除く): 56013063

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 113, 155, 293, 339, 465, 565, 775, 879, 1465, 1695, 2325, 2825, 3503, 4395, 7325, 8475, 9083, 10509, 17515, 21975, 27249, 33109, 45415, 52545, 87575, 99327, 136245, 165545, 227075, 262725, 496635, 681225, 827725, 1026379, 2483175, 3079137, 5131895, 15395685, 25659475, 76978425]

約数ペア:

[(1, 76978425), (3, 25659475), (5, 15395685), (15, 5131895), (25, 3079137), (31, 2483175), (75, 1026379), (93, 827725), (113, 681225), (155, 496635), (293, 262725), (339, 227075), (465, 165545), (565, 136245), (775, 99327), (879, 87575), (1465, 52545), (1695, 45415), (2325, 33109), (2825, 27249), (3503, 21975), (4395, 17515), (7325, 10509), (8475, 9083)]