26821860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 81793152

約数和(自身を除く): 54971292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 137, 156, 195, 251, 260, 274, 390, 411, 502, 548, 685, 753, 780, 822, 1004, 1255, 1370, 1506, 1644, 1781, 2055, 2510, 2740, 3012, 3263, 3562, 3765, 4110, 5020, 5343, 6526, 7124, 7530, 8220, 8905, 9789, 10686, 13052, 15060, 16315, 17810, 19578, 21372, 26715, 32630, 34387, 35620, 39156, 48945, 53430, 65260, 68774, 97890, 103161, 106860, 137548, 171935, 195780, 206322, 343870, 412644, 447031, 515805, 687740, 894062, 1031610, 1341093, 1788124, 2063220, 2235155, 2682186, 4470310, 5364372, 6705465, 8940620, 13410930, 26821860]

約数ペア:

[(1, 26821860), (2, 13410930), (3, 8940620), (4, 6705465), (5, 5364372), (6, 4470310), (10, 2682186), (12, 2235155), (13, 2063220), (15, 1788124), (20, 1341093), (26, 1031610), (30, 894062), (39, 687740), (52, 515805), (60, 447031), (65, 412644), (78, 343870), (130, 206322), (137, 195780), (156, 171935), (195, 137548), (251, 106860), (260, 103161), (274, 97890), (390, 68774), (411, 65260), (502, 53430), (548, 48945), (685, 39156), (753, 35620), (780, 34387), (822, 32630), (1004, 26715), (1255, 21372), (1370, 19578), (1506, 17810), (1644, 16315), (1781, 15060), (2055, 13052), (2510, 10686), (2740, 9789), (3012, 8905), (3263, 8220), (3562, 7530), (3765, 7124), (4110, 6526), (5020, 5343)]