91613990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 185794560

約数和(自身を除く): 94180570

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 127, 130, 155, 179, 254, 310, 358, 403, 635, 806, 895, 1270, 1651, 1790, 2015, 2327, 3302, 3937, 4030, 4654, 5549, 7874, 8255, 11098, 11635, 16510, 19685, 22733, 23270, 27745, 39370, 45466, 51181, 55490, 72137, 102362, 113665, 144274, 227330, 255905, 295529, 360685, 511810, 591058, 704723, 721370, 1409446, 1477645, 2955290, 3523615, 7047230, 9161399, 18322798, 45806995, 91613990]

約数ペア:

[(1, 91613990), (2, 45806995), (5, 18322798), (10, 9161399), (13, 7047230), (26, 3523615), (31, 2955290), (62, 1477645), (65, 1409446), (127, 721370), (130, 704723), (155, 591058), (179, 511810), (254, 360685), (310, 295529), (358, 255905), (403, 227330), (635, 144274), (806, 113665), (895, 102362), (1270, 72137), (1651, 55490), (1790, 51181), (2015, 45466), (2327, 39370), (3302, 27745), (3937, 23270), (4030, 22733), (4654, 19685), (5549, 16510), (7874, 11635), (8255, 11098)]