51997040

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13829}}^1$

素因数の和:13889

約数の個数: 40

約数和(自身を含む): 123474240

約数和(自身を除く): 71477200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 13829, 27658, 55316, 69145, 110632, 138290, 221264, 276580, 553160, 649963, 1106320, 1299926, 2599852, 3249815, 5199704, 6499630, 10399408, 12999260, 25998520, 51997040]

約数ペア:

[(1, 51997040), (2, 25998520), (4, 12999260), (5, 10399408), (8, 6499630), (10, 5199704), (16, 3249815), (20, 2599852), (40, 1299926), (47, 1106320), (80, 649963), (94, 553160), (188, 276580), (235, 221264), (376, 138290), (470, 110632), (752, 69145), (940, 55316), (1880, 27658), (3760, 13829)]