26064540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1627}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 79999920

約数和(自身を除く): 53935380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1627, 1780, 2670, 3204, 3254, 4005, 4881, 5340, 6508, 8010, 8135, 9762, 14643, 16020, 16270, 19524, 24405, 29286, 32540, 48810, 58572, 73215, 97620, 144803, 146430, 289606, 292860, 434409, 579212, 724015, 868818, 1303227, 1448030, 1737636, 2172045, 2606454, 2896060, 4344090, 5212908, 6516135, 8688180, 13032270, 26064540]

約数ペア:

[(1, 26064540), (2, 13032270), (3, 8688180), (4, 6516135), (5, 5212908), (6, 4344090), (9, 2896060), (10, 2606454), (12, 2172045), (15, 1737636), (18, 1448030), (20, 1303227), (30, 868818), (36, 724015), (45, 579212), (60, 434409), (89, 292860), (90, 289606), (178, 146430), (180, 144803), (267, 97620), (356, 73215), (445, 58572), (534, 48810), (801, 32540), (890, 29286), (1068, 24405), (1335, 19524), (1602, 16270), (1627, 16020), (1780, 14643), (2670, 9762), (3204, 8135), (3254, 8010), (4005, 6508), (4881, 5340)]