6351280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 16498944

約数和(自身を除く): 10147664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 197, 208, 248, 260, 310, 394, 403, 496, 520, 620, 788, 806, 985, 1040, 1240, 1576, 1612, 1970, 2015, 2480, 2561, 3152, 3224, 3940, 4030, 5122, 6107, 6448, 7880, 8060, 10244, 12214, 12805, 15760, 16120, 20488, 24428, 25610, 30535, 32240, 40976, 48856, 51220, 61070, 79391, 97712, 102440, 122140, 158782, 204880, 244280, 317564, 396955, 488560, 635128, 793910, 1270256, 1587820, 3175640, 6351280]

約数ペア:

[(1, 6351280), (2, 3175640), (4, 1587820), (5, 1270256), (8, 793910), (10, 635128), (13, 488560), (16, 396955), (20, 317564), (26, 244280), (31, 204880), (40, 158782), (52, 122140), (62, 102440), (65, 97712), (80, 79391), (104, 61070), (124, 51220), (130, 48856), (155, 40976), (197, 32240), (208, 30535), (248, 25610), (260, 24428), (310, 20488), (394, 16120), (403, 15760), (496, 12805), (520, 12214), (620, 10244), (788, 8060), (806, 7880), (985, 6448), (1040, 6107), (1240, 5122), (1576, 4030), (1612, 3940), (1970, 3224), (2015, 3152), (2480, 2561)]