16505450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 33643680

約数和(自身を除く): 17138230

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 325, 335, 379, 650, 670, 758, 871, 1675, 1742, 1895, 3350, 3790, 4355, 4927, 8710, 9475, 9854, 18950, 21775, 24635, 25393, 43550, 49270, 50786, 123175, 126965, 246350, 253930, 330109, 634825, 660218, 1269650, 1650545, 3301090, 8252725, 16505450]

約数ペア:

[(1, 16505450), (2, 8252725), (5, 3301090), (10, 1650545), (13, 1269650), (25, 660218), (26, 634825), (50, 330109), (65, 253930), (67, 246350), (130, 126965), (134, 123175), (325, 50786), (335, 49270), (379, 43550), (650, 25393), (670, 24635), (758, 21775), (871, 18950), (1675, 9854), (1742, 9475), (1895, 8710), (3350, 4927), (3790, 4355)]