56638400

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 168

約数和(自身を含む): 171968160

約数和(自身を除く): 115329760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 130, 140, 160, 175, 182, 200, 208, 224, 260, 280, 320, 325, 350, 364, 389, 400, 416, 448, 455, 520, 560, 650, 700, 728, 778, 800, 832, 910, 1040, 1120, 1300, 1400, 1456, 1556, 1600, 1820, 1945, 2080, 2240, 2275, 2600, 2723, 2800, 2912, 3112, 3640, 3890, 4160, 4550, 5057, 5200, 5446, 5600, 5824, 6224, 7280, 7780, 9100, 9725, 10114, 10400, 10892, 11200, 12448, 13615, 14560, 15560, 18200, 19450, 20228, 20800, 21784, 24896, 25285, 27230, 29120, 31120, 35399, 36400, 38900, 40456, 43568, 50570, 54460, 62240, 68075, 70798, 72800, 77800, 80912, 87136, 101140, 108920, 124480, 126425, 136150, 141596, 145600, 155600, 161824, 174272, 176995, 202280, 217840, 252850, 272300, 283192, 311200, 323648, 353990, 404560, 435680, 505700, 544600, 566384, 622400, 707980, 809120, 871360, 884975, 1011400, 1089200, 1132768, 1415960, 1618240, 1769950, 2022800, 2178400, 2265536, 2831920, 3539900, 4045600, 4356800, 5663840, 7079800, 8091200, 11327680, 14159600, 28319200, 56638400]

約数ペア:

[(1, 56638400), (2, 28319200), (4, 14159600), (5, 11327680), (7, 8091200), (8, 7079800), (10, 5663840), (13, 4356800), (14, 4045600), (16, 3539900), (20, 2831920), (25, 2265536), (26, 2178400), (28, 2022800), (32, 1769950), (35, 1618240), (40, 1415960), (50, 1132768), (52, 1089200), (56, 1011400), (64, 884975), (65, 871360), (70, 809120), (80, 707980), (91, 622400), (100, 566384), (104, 544600), (112, 505700), (130, 435680), (140, 404560), (160, 353990), (175, 323648), (182, 311200), (200, 283192), (208, 272300), (224, 252850), (260, 217840), (280, 202280), (320, 176995), (325, 174272), (350, 161824), (364, 155600), (389, 145600), (400, 141596), (416, 136150), (448, 126425), (455, 124480), (520, 108920), (560, 101140), (650, 87136), (700, 80912), (728, 77800), (778, 72800), (800, 70798), (832, 68075), (910, 62240), (1040, 54460), (1120, 50570), (1300, 43568), (1400, 40456), (1456, 38900), (1556, 36400), (1600, 35399), (1820, 31120), (1945, 29120), (2080, 27230), (2240, 25285), (2275, 24896), (2600, 21784), (2723, 20800), (2800, 20228), (2912, 19450), (3112, 18200), (3640, 15560), (3890, 14560), (4160, 13615), (4550, 12448), (5057, 11200), (5200, 10892), (5446, 10400), (5600, 10114), (5824, 9725), (6224, 9100), (7280, 7780)]