84021875

素因数分解:

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

素因数の和:222

約数の個数: 48

約数和(自身を含む): 125991936

約数和(自身を除く): 41970061

約数列:

[1, 5, 7, 23, 25, 35, 115, 125, 161, 167, 175, 575, 625, 805, 835, 875, 1169, 2875, 3125, 3841, 4025, 4175, 4375, 5845, 14375, 19205, 20125, 20875, 21875, 26887, 29225, 71875, 96025, 100625, 104375, 134435, 146125, 480125, 503125, 521875, 672175, 730625, 2400625, 3360875, 3653125, 12003125, 16804375, 84021875]

約数ペア:

[(1, 84021875), (5, 16804375), (7, 12003125), (23, 3653125), (25, 3360875), (35, 2400625), (115, 730625), (125, 672175), (161, 521875), (167, 503125), (175, 480125), (575, 146125), (625, 134435), (805, 104375), (835, 100625), (875, 96025), (1169, 71875), (2875, 29225), (3125, 26887), (3841, 21875), (4025, 20875), (4175, 20125), (4375, 19205), (5845, 14375)]