90676664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 194964000

約数和(自身を除く): 104287336

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 109, 152, 218, 247, 421, 436, 494, 842, 872, 988, 1417, 1684, 1976, 2071, 2834, 3368, 4142, 5473, 5668, 7999, 8284, 10946, 11336, 15998, 16568, 21892, 26923, 31996, 43784, 45889, 53846, 63992, 91778, 103987, 107692, 183556, 207974, 215384, 367112, 415948, 596557, 831896, 871891, 1193114, 1743782, 2386228, 3487564, 4772456, 6975128, 11334583, 22669166, 45338332, 90676664]

約数ペア:

[(1, 90676664), (2, 45338332), (4, 22669166), (8, 11334583), (13, 6975128), (19, 4772456), (26, 3487564), (38, 2386228), (52, 1743782), (76, 1193114), (104, 871891), (109, 831896), (152, 596557), (218, 415948), (247, 367112), (421, 215384), (436, 207974), (494, 183556), (842, 107692), (872, 103987), (988, 91778), (1417, 63992), (1684, 53846), (1976, 45889), (2071, 43784), (2834, 31996), (3368, 26923), (4142, 21892), (5473, 16568), (5668, 15998), (7999, 11336), (8284, 10946)]