200740072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 416036880

約数和(自身を除く): 215296808

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 137, 146, 193, 274, 292, 386, 548, 584, 772, 949, 1096, 1544, 1781, 1898, 2509, 3562, 3796, 5018, 7124, 7592, 10001, 10036, 14089, 14248, 20002, 20072, 26441, 28178, 40004, 52882, 56356, 80008, 105764, 112712, 130013, 183157, 211528, 260026, 343733, 366314, 520052, 687466, 732628, 1040104, 1374932, 1465256, 1930193, 2749864, 3860386, 7720772, 15441544, 25092509, 50185018, 100370036, 200740072]

約数ペア:

[(1, 200740072), (2, 100370036), (4, 50185018), (8, 25092509), (13, 15441544), (26, 7720772), (52, 3860386), (73, 2749864), (104, 1930193), (137, 1465256), (146, 1374932), (193, 1040104), (274, 732628), (292, 687466), (386, 520052), (548, 366314), (584, 343733), (772, 260026), (949, 211528), (1096, 183157), (1544, 130013), (1781, 112712), (1898, 105764), (2509, 80008), (3562, 56356), (3796, 52882), (5018, 40004), (7124, 28178), (7592, 26441), (10001, 20072), (10036, 20002), (14089, 14248)]