199914520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3593}}^1$

素因数の和:3724

約数の個数: 64

約数和(自身を含む): 489071520

約数和(自身を除く): 289157000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 428, 520, 535, 856, 1070, 1391, 2140, 2782, 3593, 4280, 5564, 6955, 7186, 11128, 13910, 14372, 17965, 27820, 28744, 35930, 46709, 55640, 71860, 93418, 143720, 186836, 233545, 373672, 384451, 467090, 768902, 934180, 1537804, 1868360, 1922255, 3075608, 3844510, 4997863, 7689020, 9995726, 15378040, 19991452, 24989315, 39982904, 49978630, 99957260, 199914520]

約数ペア:

[(1, 199914520), (2, 99957260), (4, 49978630), (5, 39982904), (8, 24989315), (10, 19991452), (13, 15378040), (20, 9995726), (26, 7689020), (40, 4997863), (52, 3844510), (65, 3075608), (104, 1922255), (107, 1868360), (130, 1537804), (214, 934180), (260, 768902), (428, 467090), (520, 384451), (535, 373672), (856, 233545), (1070, 186836), (1391, 143720), (2140, 93418), (2782, 71860), (3593, 55640), (4280, 46709), (5564, 35930), (6955, 28744), (7186, 27820), (11128, 17965), (13910, 14372)]