51831196820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1\times {\mathrm{5113}}^1$

素因数の和:5569

約数の個数: 96

約数和(自身を含む): 118549229568

約数和(自身を除く): 66718032748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 307, 508, 614, 635, 1228, 1270, 1535, 1651, 2540, 3070, 3302, 3991, 5113, 6140, 6604, 7982, 8255, 10226, 15964, 16510, 19955, 20452, 25565, 33020, 38989, 39910, 51130, 66469, 77978, 79820, 102260, 132938, 155956, 194945, 265876, 332345, 389890, 506857, 649351, 664690, 779780, 1013714, 1298702, 1329380, 1569691, 2027428, 2534285, 2597404, 3139382, 3246755, 5068570, 6278764, 6493510, 7848455, 8441563, 10137140, 12987020, 15696910, 16883126, 20405983, 31393820, 33766252, 40811966, 42207815, 81623932, 84415630, 102029915, 168831260, 199350757, 204059830, 398701514, 408119660, 797403028, 996753785, 1993507570, 2591559841, 3987015140, 5183119682, 10366239364, 12957799205, 25915598410, 51831196820]

約数ペア:

[(1, 51831196820), (2, 25915598410), (4, 12957799205), (5, 10366239364), (10, 5183119682), (13, 3987015140), (20, 2591559841), (26, 1993507570), (52, 996753785), (65, 797403028), (127, 408119660), (130, 398701514), (254, 204059830), (260, 199350757), (307, 168831260), (508, 102029915), (614, 84415630), (635, 81623932), (1228, 42207815), (1270, 40811966), (1535, 33766252), (1651, 31393820), (2540, 20405983), (3070, 16883126), (3302, 15696910), (3991, 12987020), (5113, 10137140), (6140, 8441563), (6604, 7848455), (7982, 6493510), (8255, 6278764), (10226, 5068570), (15964, 3246755), (16510, 3139382), (19955, 2597404), (20452, 2534285), (25565, 2027428), (33020, 1569691), (38989, 1329380), (39910, 1298702), (51130, 1013714), (66469, 779780), (77978, 664690), (79820, 649351), (102260, 506857), (132938, 389890), (155956, 332345), (194945, 265876)]