16804375

素因数分解:

$5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:217

約数の個数: 40

約数和(自身を含む): 25191936

約数和(自身を除く): 8387561

約数列:

[1, 5, 7, 23, 25, 35, 115, 125, 161, 167, 175, 575, 625, 805, 835, 875, 1169, 2875, 3841, 4025, 4175, 4375, 5845, 14375, 19205, 20125, 20875, 26887, 29225, 96025, 100625, 104375, 134435, 146125, 480125, 672175, 730625, 2400625, 3360875, 16804375]

約数ペア:

[(1, 16804375), (5, 3360875), (7, 2400625), (23, 730625), (25, 672175), (35, 480125), (115, 146125), (125, 134435), (161, 104375), (167, 100625), (175, 96025), (575, 29225), (625, 26887), (805, 20875), (835, 20125), (875, 19205), (1169, 14375), (2875, 5845), (3841, 4375), (4025, 4175)]