81878136

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2503}}^1$

素因数の和:2588

約数の個数: 64

約数和(自身を含む): 216345600

約数和(自身を除く): 134467464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 47, 58, 87, 94, 116, 141, 174, 188, 232, 282, 348, 376, 564, 696, 1128, 1363, 2503, 2726, 4089, 5006, 5452, 7509, 8178, 10012, 10904, 15018, 16356, 20024, 30036, 32712, 60072, 72587, 117641, 145174, 217761, 235282, 290348, 352923, 435522, 470564, 580696, 705846, 871044, 941128, 1411692, 1742088, 2823384, 3411589, 6823178, 10234767, 13646356, 20469534, 27292712, 40939068, 81878136]

約数ペア:

[(1, 81878136), (2, 40939068), (3, 27292712), (4, 20469534), (6, 13646356), (8, 10234767), (12, 6823178), (24, 3411589), (29, 2823384), (47, 1742088), (58, 1411692), (87, 941128), (94, 871044), (116, 705846), (141, 580696), (174, 470564), (188, 435522), (232, 352923), (282, 290348), (348, 235282), (376, 217761), (564, 145174), (696, 117641), (1128, 72587), (1363, 60072), (2503, 32712), (2726, 30036), (4089, 20024), (5006, 16356), (5452, 15018), (7509, 10904), (8178, 10012)]