56118140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{16603}}^1$

素因数の和:16638

約数の個数: 36

約数和(自身を含む): 127618344

約数和(自身を除く): 71500204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 16603, 33206, 66412, 83015, 166030, 215839, 332060, 431678, 863356, 1079195, 2158390, 2805907, 4316780, 5611814, 11223628, 14029535, 28059070, 56118140]

約数ペア:

[(1, 56118140), (2, 28059070), (4, 14029535), (5, 11223628), (10, 5611814), (13, 4316780), (20, 2805907), (26, 2158390), (52, 1079195), (65, 863356), (130, 431678), (169, 332060), (260, 215839), (338, 166030), (676, 83015), (845, 66412), (1690, 33206), (3380, 16603)]