409762960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1301}}^1$

素因数の和:1472

約数の個数: 80

約数和(自身を含む): 991936512

約数和(自身を除く): 582173552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 127, 155, 248, 254, 310, 496, 508, 620, 635, 1016, 1240, 1270, 1301, 2032, 2480, 2540, 2602, 3937, 5080, 5204, 6505, 7874, 10160, 10408, 13010, 15748, 19685, 20816, 26020, 31496, 39370, 40331, 52040, 62992, 78740, 80662, 104080, 157480, 161324, 165227, 201655, 314960, 322648, 330454, 403310, 645296, 660908, 806620, 826135, 1321816, 1613240, 1652270, 2643632, 3226480, 3304540, 5122037, 6609080, 10244074, 13218160, 20488148, 25610185, 40976296, 51220370, 81952592, 102440740, 204881480, 409762960]

約数ペア:

[(1, 409762960), (2, 204881480), (4, 102440740), (5, 81952592), (8, 51220370), (10, 40976296), (16, 25610185), (20, 20488148), (31, 13218160), (40, 10244074), (62, 6609080), (80, 5122037), (124, 3304540), (127, 3226480), (155, 2643632), (248, 1652270), (254, 1613240), (310, 1321816), (496, 826135), (508, 806620), (620, 660908), (635, 645296), (1016, 403310), (1240, 330454), (1270, 322648), (1301, 314960), (2032, 201655), (2480, 165227), (2540, 161324), (2602, 157480), (3937, 104080), (5080, 80662), (5204, 78740), (6505, 62992), (7874, 52040), (10160, 40331), (10408, 39370), (13010, 31496), (15748, 26020), (19685, 20816)]