42790500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 144

約数和(自身を含む): 139177584

約数和(自身を除く): 96387084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 37, 45, 50, 60, 74, 75, 90, 100, 111, 125, 148, 150, 180, 185, 222, 225, 250, 257, 300, 333, 370, 375, 444, 450, 500, 514, 555, 666, 740, 750, 771, 900, 925, 1028, 1110, 1125, 1285, 1332, 1500, 1542, 1665, 1850, 2220, 2250, 2313, 2570, 2775, 3084, 3330, 3700, 3855, 4500, 4625, 4626, 5140, 5550, 6425, 6660, 7710, 8325, 9250, 9252, 9509, 11100, 11565, 12850, 13875, 15420, 16650, 18500, 19018, 19275, 23130, 25700, 27750, 28527, 32125, 33300, 38036, 38550, 41625, 46260, 47545, 55500, 57054, 57825, 64250, 77100, 83250, 85581, 95090, 96375, 114108, 115650, 128500, 142635, 166500, 171162, 190180, 192750, 231300, 237725, 285270, 289125, 342324, 385500, 427905, 475450, 570540, 578250, 713175, 855810, 950900, 1156500, 1188625, 1426350, 1711620, 2139525, 2377250, 2852700, 3565875, 4279050, 4754500, 7131750, 8558100, 10697625, 14263500, 21395250, 42790500]

約数ペア:

[(1, 42790500), (2, 21395250), (3, 14263500), (4, 10697625), (5, 8558100), (6, 7131750), (9, 4754500), (10, 4279050), (12, 3565875), (15, 2852700), (18, 2377250), (20, 2139525), (25, 1711620), (30, 1426350), (36, 1188625), (37, 1156500), (45, 950900), (50, 855810), (60, 713175), (74, 578250), (75, 570540), (90, 475450), (100, 427905), (111, 385500), (125, 342324), (148, 289125), (150, 285270), (180, 237725), (185, 231300), (222, 192750), (225, 190180), (250, 171162), (257, 166500), (300, 142635), (333, 128500), (370, 115650), (375, 114108), (444, 96375), (450, 95090), (500, 85581), (514, 83250), (555, 77100), (666, 64250), (740, 57825), (750, 57054), (771, 55500), (900, 47545), (925, 46260), (1028, 41625), (1110, 38550), (1125, 38036), (1285, 33300), (1332, 32125), (1500, 28527), (1542, 27750), (1665, 25700), (1850, 23130), (2220, 19275), (2250, 19018), (2313, 18500), (2570, 16650), (2775, 15420), (3084, 13875), (3330, 12850), (3700, 11565), (3855, 11100), (4500, 9509), (4625, 9252), (4626, 9250), (5140, 8325), (5550, 7710), (6425, 6660)]