68172910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 138801600

約数和(自身を除く): 70628690

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 107, 130, 145, 169, 214, 290, 338, 377, 535, 754, 845, 1070, 1391, 1690, 1885, 2197, 2782, 3103, 3770, 4394, 4901, 6206, 6955, 9802, 10985, 13910, 15515, 18083, 21970, 24505, 31030, 36166, 40339, 49010, 63713, 80678, 90415, 127426, 180830, 201695, 235079, 318565, 403390, 470158, 524407, 637130, 1048814, 1175395, 2350790, 2622035, 5244070, 6817291, 13634582, 34086455, 68172910]

約数ペア:

[(1, 68172910), (2, 34086455), (5, 13634582), (10, 6817291), (13, 5244070), (26, 2622035), (29, 2350790), (58, 1175395), (65, 1048814), (107, 637130), (130, 524407), (145, 470158), (169, 403390), (214, 318565), (290, 235079), (338, 201695), (377, 180830), (535, 127426), (754, 90415), (845, 80678), (1070, 63713), (1391, 49010), (1690, 40339), (1885, 36166), (2197, 31030), (2782, 24505), (3103, 21970), (3770, 18083), (4394, 15515), (4901, 13910), (6206, 10985), (6955, 9802)]