129381200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:349

約数の個数: 120

約数和(自身を含む): 339040800

約数和(自身を除く): 209659600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 139, 179, 200, 208, 260, 278, 325, 358, 400, 520, 556, 650, 695, 716, 895, 1040, 1112, 1300, 1390, 1432, 1790, 1807, 2224, 2327, 2600, 2780, 2864, 3475, 3580, 3614, 4475, 4654, 5200, 5560, 6950, 7160, 7228, 8950, 9035, 9308, 11120, 11635, 13900, 14320, 14456, 17900, 18070, 18616, 23270, 24881, 27800, 28912, 35800, 36140, 37232, 45175, 46540, 49762, 55600, 58175, 71600, 72280, 90350, 93080, 99524, 116350, 124405, 144560, 180700, 186160, 199048, 232700, 248810, 323453, 361400, 398096, 465400, 497620, 622025, 646906, 722800, 930800, 995240, 1244050, 1293812, 1617265, 1990480, 2488100, 2587624, 3234530, 4976200, 5175248, 6469060, 8086325, 9952400, 12938120, 16172650, 25876240, 32345300, 64690600, 129381200]

約数ペア:

[(1, 129381200), (2, 64690600), (4, 32345300), (5, 25876240), (8, 16172650), (10, 12938120), (13, 9952400), (16, 8086325), (20, 6469060), (25, 5175248), (26, 4976200), (40, 3234530), (50, 2587624), (52, 2488100), (65, 1990480), (80, 1617265), (100, 1293812), (104, 1244050), (130, 995240), (139, 930800), (179, 722800), (200, 646906), (208, 622025), (260, 497620), (278, 465400), (325, 398096), (358, 361400), (400, 323453), (520, 248810), (556, 232700), (650, 199048), (695, 186160), (716, 180700), (895, 144560), (1040, 124405), (1112, 116350), (1300, 99524), (1390, 93080), (1432, 90350), (1790, 72280), (1807, 71600), (2224, 58175), (2327, 55600), (2600, 49762), (2780, 46540), (2864, 45175), (3475, 37232), (3580, 36140), (3614, 35800), (4475, 28912), (4654, 27800), (5200, 24881), (5560, 23270), (6950, 18616), (7160, 18070), (7228, 17900), (8950, 14456), (9035, 14320), (9308, 13900), (11120, 11635)]