80536820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:202

約数の個数: 192

約数和(自身を含む): 233694720

約数和(自身を除く): 153157900

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 19, 20, 26, 28, 34, 35, 38, 52, 65, 68, 70, 76, 85, 91, 95, 119, 130, 133, 137, 140, 170, 182, 190, 221, 238, 247, 260, 266, 274, 323, 340, 364, 380, 442, 455, 476, 494, 532, 548, 595, 646, 665, 685, 884, 910, 959, 988, 1105, 1190, 1235, 1292, 1330, 1370, 1547, 1615, 1729, 1781, 1820, 1918, 2210, 2261, 2329, 2380, 2470, 2603, 2660, 2740, 3094, 3230, 3458, 3562, 3836, 4199, 4420, 4522, 4658, 4795, 4940, 5206, 6188, 6460, 6916, 7124, 7735, 8398, 8645, 8905, 9044, 9316, 9590, 10412, 11305, 11645, 12467, 13015, 15470, 16303, 16796, 17290, 17810, 18221, 19180, 20995, 22610, 23290, 24934, 26030, 29393, 30277, 30940, 32606, 33839, 34580, 35620, 36442, 41990, 44251, 45220, 46580, 49868, 52060, 58786, 60554, 62335, 65212, 67678, 72884, 81515, 83980, 88502, 91105, 117572, 121108, 124670, 135356, 146965, 151385, 163030, 169195, 177004, 182210, 211939, 221255, 236873, 249340, 293930, 302770, 309757, 326060, 338390, 364420, 423878, 442510, 473746, 575263, 587860, 605540, 619514, 676780, 847756, 885020, 947492, 1059695, 1150526, 1184365, 1239028, 1548785, 2119390, 2301052, 2368730, 2876315, 3097570, 4026841, 4238780, 4737460, 5752630, 6195140, 8053682, 11505260, 16107364, 20134205, 40268410, 80536820]

約数ペア:

[(1, 80536820), (2, 40268410), (4, 20134205), (5, 16107364), (7, 11505260), (10, 8053682), (13, 6195140), (14, 5752630), (17, 4737460), (19, 4238780), (20, 4026841), (26, 3097570), (28, 2876315), (34, 2368730), (35, 2301052), (38, 2119390), (52, 1548785), (65, 1239028), (68, 1184365), (70, 1150526), (76, 1059695), (85, 947492), (91, 885020), (95, 847756), (119, 676780), (130, 619514), (133, 605540), (137, 587860), (140, 575263), (170, 473746), (182, 442510), (190, 423878), (221, 364420), (238, 338390), (247, 326060), (260, 309757), (266, 302770), (274, 293930), (323, 249340), (340, 236873), (364, 221255), (380, 211939), (442, 182210), (455, 177004), (476, 169195), (494, 163030), (532, 151385), (548, 146965), (595, 135356), (646, 124670), (665, 121108), (685, 117572), (884, 91105), (910, 88502), (959, 83980), (988, 81515), (1105, 72884), (1190, 67678), (1235, 65212), (1292, 62335), (1330, 60554), (1370, 58786), (1547, 52060), (1615, 49868), (1729, 46580), (1781, 45220), (1820, 44251), (1918, 41990), (2210, 36442), (2261, 35620), (2329, 34580), (2380, 33839), (2470, 32606), (2603, 30940), (2660, 30277), (2740, 29393), (3094, 26030), (3230, 24934), (3458, 23290), (3562, 22610), (3836, 20995), (4199, 19180), (4420, 18221), (4522, 17810), (4658, 17290), (4795, 16796), (4940, 16303), (5206, 15470), (6188, 13015), (6460, 12467), (6916, 11645), (7124, 11305), (7735, 10412), (8398, 9590), (8645, 9316), (8905, 9044)]