85855752020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2357}}^1\times {\mathrm{13903}}^1$

素因数の和:16400

約数の個数: 48

約数和(自身を含む): 181763543808

約数和(自身を除く): 95907791788

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2357, 2620, 4714, 9428, 11785, 13903, 23570, 27806, 47140, 55612, 69515, 139030, 278060, 308767, 617534, 1235068, 1543835, 1821293, 3087670, 3642586, 6175340, 7285172, 9106465, 18212930, 32769371, 36425860, 65538742, 131077484, 163846855, 327693710, 655387420, 4292787601, 8585575202, 17171150404, 21463938005, 42927876010, 85855752020]

約数ペア:

[(1, 85855752020), (2, 42927876010), (4, 21463938005), (5, 17171150404), (10, 8585575202), (20, 4292787601), (131, 655387420), (262, 327693710), (524, 163846855), (655, 131077484), (1310, 65538742), (2357, 36425860), (2620, 32769371), (4714, 18212930), (9428, 9106465), (11785, 7285172), (13903, 6175340), (23570, 3642586), (27806, 3087670), (47140, 1821293), (55612, 1543835), (69515, 1235068), (139030, 617534), (278060, 308767)]