80805420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26407}}^1$

素因数の和:26439

約数の個数: 72

約数和(自身を含む): 259537824

約数和(自身を除く): 178732404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 26407, 52814, 79221, 105628, 132035, 158442, 237663, 264070, 316884, 396105, 448919, 475326, 528140, 792210, 897838, 950652, 1188315, 1346757, 1584420, 1795676, 2244595, 2376630, 2693514, 4040271, 4489190, 4753260, 5387028, 6733785, 8080542, 8978380, 13467570, 16161084, 20201355, 26935140, 40402710, 80805420]

約数ペア:

[(1, 80805420), (2, 40402710), (3, 26935140), (4, 20201355), (5, 16161084), (6, 13467570), (9, 8978380), (10, 8080542), (12, 6733785), (15, 5387028), (17, 4753260), (18, 4489190), (20, 4040271), (30, 2693514), (34, 2376630), (36, 2244595), (45, 1795676), (51, 1584420), (60, 1346757), (68, 1188315), (85, 950652), (90, 897838), (102, 792210), (153, 528140), (170, 475326), (180, 448919), (204, 396105), (255, 316884), (306, 264070), (340, 237663), (510, 158442), (612, 132035), (765, 105628), (1020, 79221), (1530, 52814), (3060, 26407)]