31790850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 103493376

約数和(自身を除く): 71702526

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 25, 26, 30, 34, 35, 39, 42, 50, 51, 65, 70, 75, 78, 85, 91, 102, 105, 119, 130, 137, 150, 170, 175, 182, 195, 210, 221, 238, 255, 273, 274, 325, 350, 357, 390, 411, 425, 442, 455, 510, 525, 546, 595, 650, 663, 685, 714, 822, 850, 910, 959, 975, 1050, 1105, 1190, 1275, 1326, 1365, 1370, 1547, 1781, 1785, 1918, 1950, 2055, 2210, 2275, 2329, 2550, 2730, 2877, 2975, 3094, 3315, 3425, 3562, 3570, 4110, 4550, 4641, 4658, 4795, 5343, 5525, 5754, 5950, 6630, 6825, 6850, 6987, 7735, 8905, 8925, 9282, 9590, 10275, 10686, 11050, 11645, 12467, 13650, 13974, 14385, 15470, 16303, 16575, 17810, 17850, 20550, 23205, 23290, 23975, 24934, 26715, 28770, 30277, 32606, 33150, 34935, 37401, 38675, 44525, 46410, 47950, 48909, 53430, 58225, 60554, 62335, 69870, 71925, 74802, 77350, 81515, 89050, 90831, 97818, 116025, 116450, 124670, 133575, 143850, 151385, 163030, 174675, 181662, 187005, 211939, 232050, 244545, 267150, 302770, 311675, 349350, 374010, 407575, 423878, 454155, 489090, 623350, 635817, 756925, 815150, 908310, 935025, 1059695, 1222725, 1271634, 1513850, 1870050, 2119390, 2270775, 2445450, 3179085, 4541550, 5298475, 6358170, 10596950, 15895425, 31790850]

約数ペア:

[(1, 31790850), (2, 15895425), (3, 10596950), (5, 6358170), (6, 5298475), (7, 4541550), (10, 3179085), (13, 2445450), (14, 2270775), (15, 2119390), (17, 1870050), (21, 1513850), (25, 1271634), (26, 1222725), (30, 1059695), (34, 935025), (35, 908310), (39, 815150), (42, 756925), (50, 635817), (51, 623350), (65, 489090), (70, 454155), (75, 423878), (78, 407575), (85, 374010), (91, 349350), (102, 311675), (105, 302770), (119, 267150), (130, 244545), (137, 232050), (150, 211939), (170, 187005), (175, 181662), (182, 174675), (195, 163030), (210, 151385), (221, 143850), (238, 133575), (255, 124670), (273, 116450), (274, 116025), (325, 97818), (350, 90831), (357, 89050), (390, 81515), (411, 77350), (425, 74802), (442, 71925), (455, 69870), (510, 62335), (525, 60554), (546, 58225), (595, 53430), (650, 48909), (663, 47950), (685, 46410), (714, 44525), (822, 38675), (850, 37401), (910, 34935), (959, 33150), (975, 32606), (1050, 30277), (1105, 28770), (1190, 26715), (1275, 24934), (1326, 23975), (1365, 23290), (1370, 23205), (1547, 20550), (1781, 17850), (1785, 17810), (1918, 16575), (1950, 16303), (2055, 15470), (2210, 14385), (2275, 13974), (2329, 13650), (2550, 12467), (2730, 11645), (2877, 11050), (2975, 10686), (3094, 10275), (3315, 9590), (3425, 9282), (3562, 8925), (3570, 8905), (4110, 7735), (4550, 6987), (4641, 6850), (4658, 6825), (4795, 6630), (5343, 5950), (5525, 5754)]