80468460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5023}}^1$

素因数の和:5127

約数の個数: 72

約数和(自身を含む): 246879360

約数和(自身を除く): 166410900

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, 1780, 2670, 3204, 4005, 5023, 5340, 8010, 10046, 15069, 16020, 20092, 25115, 30138, 45207, 50230, 60276, 75345, 90414, 100460, 150690, 180828, 226035, 301380, 447047, 452070, 894094, 904140, 1341141, 1788188, 2235235, 2682282, 4023423, 4470470, 5364564, 6705705, 8046846, 8940940, 13411410, 16093692, 20117115, 26822820, 40234230, 80468460]

約数ペア:

[(1, 80468460), (2, 40234230), (3, 26822820), (4, 20117115), (5, 16093692), (6, 13411410), (9, 8940940), (10, 8046846), (12, 6705705), (15, 5364564), (18, 4470470), (20, 4023423), (30, 2682282), (36, 2235235), (45, 1788188), (60, 1341141), (89, 904140), (90, 894094), (178, 452070), (180, 447047), (267, 301380), (356, 226035), (445, 180828), (534, 150690), (801, 100460), (890, 90414), (1068, 75345), (1335, 60276), (1602, 50230), (1780, 45207), (2670, 30138), (3204, 25115), (4005, 20092), (5023, 16020), (5340, 15069), (8010, 10046)]