30489237440

素因数分解:

$2^6\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{47711}}^1$

素因数の和:49725

約数の個数: 56

約数和(自身を含む): 72640374912

約数和(自身を除く): 42151137472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1997, 3994, 7988, 9985, 15976, 19970, 31952, 39940, 47711, 63904, 79880, 95422, 127808, 159760, 190844, 238555, 319520, 381688, 477110, 639040, 763376, 954220, 1526752, 1908440, 3053504, 3816880, 7633760, 15267520, 95278867, 190557734, 381115468, 476394335, 762230936, 952788670, 1524461872, 1905577340, 3048923744, 3811154680, 6097847488, 7622309360, 15244618720, 30489237440]

約数ペア:

[(1, 30489237440), (2, 15244618720), (4, 7622309360), (5, 6097847488), (8, 3811154680), (10, 3048923744), (16, 1905577340), (20, 1524461872), (32, 952788670), (40, 762230936), (64, 476394335), (80, 381115468), (160, 190557734), (320, 95278867), (1997, 15267520), (3994, 7633760), (7988, 3816880), (9985, 3053504), (15976, 1908440), (19970, 1526752), (31952, 954220), (39940, 763376), (47711, 639040), (63904, 477110), (79880, 381688), (95422, 319520), (127808, 238555), (159760, 190844)]