13640875

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 32

約数和(自身を含む): 18195840

約数和(自身を除く): 4554965

約数列:

[1, 5, 25, 29, 53, 71, 125, 145, 265, 355, 725, 1325, 1537, 1775, 2059, 3625, 3763, 6625, 7685, 8875, 10295, 18815, 38425, 51475, 94075, 109127, 192125, 257375, 470375, 545635, 2728175, 13640875]

約数ペア:

[(1, 13640875), (5, 2728175), (25, 545635), (29, 470375), (53, 257375), (71, 192125), (125, 109127), (145, 94075), (265, 51475), (355, 38425), (725, 18815), (1325, 10295), (1537, 8875), (1775, 7685), (2059, 6625), (3625, 3763)]