7130500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1097}}^1$

素因数の和:1129

約数の個数: 48

約数和(自身を含む): 16786224

約数和(自身を除く): 9655724

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1097, 1300, 1625, 2194, 3250, 4388, 5485, 6500, 10970, 14261, 21940, 27425, 28522, 54850, 57044, 71305, 109700, 137125, 142610, 274250, 285220, 356525, 548500, 713050, 1426100, 1782625, 3565250, 7130500]

約数ペア:

[(1, 7130500), (2, 3565250), (4, 1782625), (5, 1426100), (10, 713050), (13, 548500), (20, 356525), (25, 285220), (26, 274250), (50, 142610), (52, 137125), (65, 109700), (100, 71305), (125, 57044), (130, 54850), (250, 28522), (260, 27425), (325, 21940), (500, 14261), (650, 10970), (1097, 6500), (1300, 5485), (1625, 4388), (2194, 3250)]