201374920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1031}}^1$

素因数の和:1318

約数の個数: 64

約数和(自身を含む): 479260800

約数和(自身を除く): 277885880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 257, 380, 514, 760, 1028, 1031, 1285, 2056, 2062, 2570, 4124, 4883, 5140, 5155, 8248, 9766, 10280, 10310, 19532, 19589, 20620, 24415, 39064, 39178, 41240, 48830, 78356, 97660, 97945, 156712, 195320, 195890, 264967, 391780, 529934, 783560, 1059868, 1324835, 2119736, 2649670, 5034373, 5299340, 10068746, 10598680, 20137492, 25171865, 40274984, 50343730, 100687460, 201374920]

約数ペア:

[(1, 201374920), (2, 100687460), (4, 50343730), (5, 40274984), (8, 25171865), (10, 20137492), (19, 10598680), (20, 10068746), (38, 5299340), (40, 5034373), (76, 2649670), (95, 2119736), (152, 1324835), (190, 1059868), (257, 783560), (380, 529934), (514, 391780), (760, 264967), (1028, 195890), (1031, 195320), (1285, 156712), (2056, 97945), (2062, 97660), (2570, 78356), (4124, 48830), (4883, 41240), (5140, 39178), (5155, 39064), (8248, 24415), (9766, 20620), (10280, 19589), (10310, 19532)]