86866780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4339}}^1$

素因数の和:4379

約数の個数: 96

約数和(自身を含む): 244984320

約数和(自身を除く): 158117540

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 4339, 5005, 8678, 10010, 17356, 20020, 21695, 30373, 43390, 47729, 56407, 60746, 86780, 95458, 112814, 121492, 151865, 190916, 225628, 238645, 282035, 303730, 334103, 394849, 477290, 564070, 607460, 620477, 668206, 789698, 954580, 1128140, 1240954, 1336412, 1579396, 1670515, 1974245, 2481908, 3102385, 3341030, 3948490, 4343339, 6204770, 6682060, 7896980, 8686678, 12409540, 17373356, 21716695, 43433390, 86866780]

約数ペア:

[(1, 86866780), (2, 43433390), (4, 21716695), (5, 17373356), (7, 12409540), (10, 8686678), (11, 7896980), (13, 6682060), (14, 6204770), (20, 4343339), (22, 3948490), (26, 3341030), (28, 3102385), (35, 2481908), (44, 1974245), (52, 1670515), (55, 1579396), (65, 1336412), (70, 1240954), (77, 1128140), (91, 954580), (110, 789698), (130, 668206), (140, 620477), (143, 607460), (154, 564070), (182, 477290), (220, 394849), (260, 334103), (286, 303730), (308, 282035), (364, 238645), (385, 225628), (455, 190916), (572, 151865), (715, 121492), (770, 112814), (910, 95458), (1001, 86780), (1430, 60746), (1540, 56407), (1820, 47729), (2002, 43390), (2860, 30373), (4004, 21695), (4339, 20020), (5005, 17356), (8678, 10010)]