51955540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28547}}^1$

素因数の和:28576

約数の個数: 48

約数和(自身を含む): 134289792

約数和(自身を除く): 82334252

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 28547, 57094, 114188, 142735, 199829, 285470, 371111, 399658, 570940, 742222, 799316, 999145, 1484444, 1855555, 1998290, 2597777, 3711110, 3996580, 5195554, 7422220, 10391108, 12988885, 25977770, 51955540]

約数ペア:

[(1, 51955540), (2, 25977770), (4, 12988885), (5, 10391108), (7, 7422220), (10, 5195554), (13, 3996580), (14, 3711110), (20, 2597777), (26, 1998290), (28, 1855555), (35, 1484444), (52, 999145), (65, 799316), (70, 742222), (91, 570940), (130, 399658), (140, 371111), (182, 285470), (260, 199829), (364, 142735), (455, 114188), (910, 57094), (1820, 28547)]