80802090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2153}}^1$

素因数の和:2308

約数の個数: 64

約数和(自身を含む): 217123200

約数和(自身を除く): 136321110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 139, 270, 278, 417, 695, 834, 1251, 1390, 2085, 2153, 2502, 3753, 4170, 4306, 6255, 6459, 7506, 10765, 12510, 12918, 18765, 19377, 21530, 32295, 37530, 38754, 58131, 64590, 96885, 116262, 193770, 290655, 299267, 581310, 598534, 897801, 1496335, 1795602, 2693403, 2992670, 4489005, 5386806, 8080209, 8978010, 13467015, 16160418, 26934030, 40401045, 80802090]

約数ペア:

[(1, 80802090), (2, 40401045), (3, 26934030), (5, 16160418), (6, 13467015), (9, 8978010), (10, 8080209), (15, 5386806), (18, 4489005), (27, 2992670), (30, 2693403), (45, 1795602), (54, 1496335), (90, 897801), (135, 598534), (139, 581310), (270, 299267), (278, 290655), (417, 193770), (695, 116262), (834, 96885), (1251, 64590), (1390, 58131), (2085, 38754), (2153, 37530), (2502, 32295), (3753, 21530), (4170, 19377), (4306, 18765), (6255, 12918), (6459, 12510), (7506, 10765)]