80211730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{6301}}^1$

素因数の和:6394

約数の個数: 32

約数和(自身を含む): 154272960

約数和(自身を除く): 74061230

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 670, 1273, 2546, 6301, 6365, 12602, 12730, 31505, 63010, 119719, 239438, 422167, 598595, 844334, 1197190, 2110835, 4221670, 8021173, 16042346, 40105865, 80211730]

約数ペア:

[(1, 80211730), (2, 40105865), (5, 16042346), (10, 8021173), (19, 4221670), (38, 2110835), (67, 1197190), (95, 844334), (134, 598595), (190, 422167), (335, 239438), (670, 119719), (1273, 63010), (2546, 31505), (6301, 12730), (6365, 12602)]