78261520900

素因数分解:

$2^2\times 5^2\times {\mathrm{271}}^1\times {\mathrm{2887879}}^1$

素因数の和:2888164

約数の個数: 36

約数和(自身を含む): 170454229120

約数和(自身を除く): 92192708220

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 271, 542, 1084, 1355, 2710, 5420, 6775, 13550, 27100, 2887879, 5775758, 11551516, 14439395, 28878790, 57757580, 72196975, 144393950, 288787900, 782615209, 1565230418, 3130460836, 3913076045, 7826152090, 15652304180, 19565380225, 39130760450, 78261520900]

約数ペア:

[(1, 78261520900), (2, 39130760450), (4, 19565380225), (5, 15652304180), (10, 7826152090), (20, 3913076045), (25, 3130460836), (50, 1565230418), (100, 782615209), (271, 288787900), (542, 144393950), (1084, 72196975), (1355, 57757580), (2710, 28878790), (5420, 14439395), (6775, 11551516), (13550, 5775758), (27100, 2887879)]