249267590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5623}}^1$

素因数の和:5685

約数の個数: 64

約数和(自身を含む): 544223232

約数和(自身を除く): 294955642

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 31, 55, 62, 65, 110, 130, 143, 155, 286, 310, 341, 403, 682, 715, 806, 1430, 1705, 2015, 3410, 4030, 4433, 5623, 8866, 11246, 22165, 28115, 44330, 56230, 61853, 73099, 123706, 146198, 174313, 309265, 348626, 365495, 618530, 730990, 804089, 871565, 1608178, 1743130, 1917443, 2266069, 3834886, 4020445, 4532138, 8040890, 9587215, 11330345, 19174430, 22660690, 24926759, 49853518, 124633795, 249267590]

約数ペア:

[(1, 249267590), (2, 124633795), (5, 49853518), (10, 24926759), (11, 22660690), (13, 19174430), (22, 11330345), (26, 9587215), (31, 8040890), (55, 4532138), (62, 4020445), (65, 3834886), (110, 2266069), (130, 1917443), (143, 1743130), (155, 1608178), (286, 871565), (310, 804089), (341, 730990), (403, 618530), (682, 365495), (715, 348626), (806, 309265), (1430, 174313), (1705, 146198), (2015, 123706), (3410, 73099), (4030, 61853), (4433, 56230), (5623, 44330), (8866, 28115), (11246, 22165)]