51192790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 104924160

約数和(自身を除く): 53731370

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 79, 86, 110, 137, 158, 215, 274, 395, 430, 473, 685, 790, 869, 946, 1370, 1507, 1738, 2365, 3014, 3397, 4345, 4730, 5891, 6794, 7535, 8690, 10823, 11782, 15070, 16985, 21646, 29455, 33970, 37367, 54115, 58910, 64801, 74734, 108230, 119053, 129602, 186835, 238106, 324005, 373670, 465389, 595265, 648010, 930778, 1190530, 2326945, 4653890, 5119279, 10238558, 25596395, 51192790]

約数ペア:

[(1, 51192790), (2, 25596395), (5, 10238558), (10, 5119279), (11, 4653890), (22, 2326945), (43, 1190530), (55, 930778), (79, 648010), (86, 595265), (110, 465389), (137, 373670), (158, 324005), (215, 238106), (274, 186835), (395, 129602), (430, 119053), (473, 108230), (685, 74734), (790, 64801), (869, 58910), (946, 54115), (1370, 37367), (1507, 33970), (1738, 29455), (2365, 21646), (3014, 16985), (3397, 15070), (4345, 11782), (4730, 10823), (5891, 8690), (6794, 7535)]