31100080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{599}}^1$

素因数の和:682

約数の個数: 80

約数和(自身を含む): 80352000

約数和(自身を除く): 49251920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 599, 649, 880, 944, 1180, 1198, 1298, 2360, 2396, 2596, 2995, 3245, 4720, 4792, 5192, 5990, 6490, 6589, 9584, 10384, 11980, 12980, 13178, 23960, 25960, 26356, 32945, 35341, 47920, 51920, 52712, 65890, 70682, 105424, 131780, 141364, 176705, 263560, 282728, 353410, 388751, 527120, 565456, 706820, 777502, 1413640, 1555004, 1943755, 2827280, 3110008, 3887510, 6220016, 7775020, 15550040, 31100080]

約数ペア:

[(1, 31100080), (2, 15550040), (4, 7775020), (5, 6220016), (8, 3887510), (10, 3110008), (11, 2827280), (16, 1943755), (20, 1555004), (22, 1413640), (40, 777502), (44, 706820), (55, 565456), (59, 527120), (80, 388751), (88, 353410), (110, 282728), (118, 263560), (176, 176705), (220, 141364), (236, 131780), (295, 105424), (440, 70682), (472, 65890), (590, 52712), (599, 51920), (649, 47920), (880, 35341), (944, 32945), (1180, 26356), (1198, 25960), (1298, 23960), (2360, 13178), (2396, 12980), (2596, 11980), (2995, 10384), (3245, 9584), (4720, 6589), (4792, 6490), (5192, 5990)]