31992800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 92806560

約数和(自身を除く): 60813760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 32, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 140, 145, 160, 175, 197, 200, 203, 224, 232, 280, 290, 350, 394, 400, 406, 464, 560, 580, 700, 725, 788, 800, 812, 928, 985, 1015, 1120, 1160, 1379, 1400, 1450, 1576, 1624, 1970, 2030, 2320, 2758, 2800, 2900, 3152, 3248, 3940, 4060, 4640, 4925, 5075, 5516, 5600, 5713, 5800, 6304, 6496, 6895, 7880, 8120, 9850, 10150, 11032, 11426, 11600, 13790, 15760, 16240, 19700, 20300, 22064, 22852, 23200, 27580, 28565, 31520, 32480, 34475, 39400, 39991, 40600, 44128, 45704, 55160, 57130, 68950, 78800, 79982, 81200, 91408, 110320, 114260, 137900, 142825, 157600, 159964, 162400, 182816, 199955, 220640, 228520, 275800, 285650, 319928, 399910, 457040, 551600, 571300, 639856, 799820, 914080, 999775, 1103200, 1142600, 1279712, 1599640, 1999550, 2285200, 3199280, 3999100, 4570400, 6398560, 7998200, 15996400, 31992800]

約数ペア:

[(1, 31992800), (2, 15996400), (4, 7998200), (5, 6398560), (7, 4570400), (8, 3999100), (10, 3199280), (14, 2285200), (16, 1999550), (20, 1599640), (25, 1279712), (28, 1142600), (29, 1103200), (32, 999775), (35, 914080), (40, 799820), (50, 639856), (56, 571300), (58, 551600), (70, 457040), (80, 399910), (100, 319928), (112, 285650), (116, 275800), (140, 228520), (145, 220640), (160, 199955), (175, 182816), (197, 162400), (200, 159964), (203, 157600), (224, 142825), (232, 137900), (280, 114260), (290, 110320), (350, 91408), (394, 81200), (400, 79982), (406, 78800), (464, 68950), (560, 57130), (580, 55160), (700, 45704), (725, 44128), (788, 40600), (800, 39991), (812, 39400), (928, 34475), (985, 32480), (1015, 31520), (1120, 28565), (1160, 27580), (1379, 23200), (1400, 22852), (1450, 22064), (1576, 20300), (1624, 19700), (1970, 16240), (2030, 15760), (2320, 13790), (2758, 11600), (2800, 11426), (2900, 11032), (3152, 10150), (3248, 9850), (3940, 8120), (4060, 7880), (4640, 6895), (4925, 6496), (5075, 6304), (5516, 5800), (5600, 5713)]