61602040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 144050400

約数和(自身を除く): 82448360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 107, 148, 185, 214, 296, 370, 389, 428, 535, 740, 778, 856, 1070, 1480, 1556, 1945, 2140, 3112, 3890, 3959, 4280, 7780, 7918, 14393, 15560, 15836, 19795, 28786, 31672, 39590, 41623, 57572, 71965, 79180, 83246, 115144, 143930, 158360, 166492, 208115, 287860, 332984, 416230, 575720, 832460, 1540051, 1664920, 3080102, 6160204, 7700255, 12320408, 15400510, 30801020, 61602040]

約数ペア:

[(1, 61602040), (2, 30801020), (4, 15400510), (5, 12320408), (8, 7700255), (10, 6160204), (20, 3080102), (37, 1664920), (40, 1540051), (74, 832460), (107, 575720), (148, 416230), (185, 332984), (214, 287860), (296, 208115), (370, 166492), (389, 158360), (428, 143930), (535, 115144), (740, 83246), (778, 79180), (856, 71965), (1070, 57572), (1480, 41623), (1556, 39590), (1945, 31672), (2140, 28786), (3112, 19795), (3890, 15836), (3959, 15560), (4280, 14393), (7780, 7918)]