25318720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 112

約数和(自身を含む): 70225920

約数和(自身を除く): 44907200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 127, 140, 160, 178, 224, 254, 280, 320, 356, 445, 448, 508, 560, 623, 635, 712, 889, 890, 1016, 1120, 1246, 1270, 1424, 1778, 1780, 2032, 2240, 2492, 2540, 2848, 3115, 3556, 3560, 4064, 4445, 4984, 5080, 5696, 6230, 7112, 7120, 8128, 8890, 9968, 10160, 11303, 12460, 14224, 14240, 17780, 19936, 20320, 22606, 24920, 28448, 28480, 35560, 39872, 40640, 45212, 49840, 56515, 56896, 71120, 79121, 90424, 99680, 113030, 142240, 158242, 180848, 199360, 226060, 284480, 316484, 361696, 395605, 452120, 632968, 723392, 791210, 904240, 1265936, 1582420, 1808480, 2531872, 3164840, 3616960, 5063744, 6329680, 12659360, 25318720]

約数ペア:

[(1, 25318720), (2, 12659360), (4, 6329680), (5, 5063744), (7, 3616960), (8, 3164840), (10, 2531872), (14, 1808480), (16, 1582420), (20, 1265936), (28, 904240), (32, 791210), (35, 723392), (40, 632968), (56, 452120), (64, 395605), (70, 361696), (80, 316484), (89, 284480), (112, 226060), (127, 199360), (140, 180848), (160, 158242), (178, 142240), (224, 113030), (254, 99680), (280, 90424), (320, 79121), (356, 71120), (445, 56896), (448, 56515), (508, 49840), (560, 45212), (623, 40640), (635, 39872), (712, 35560), (889, 28480), (890, 28448), (1016, 24920), (1120, 22606), (1246, 20320), (1270, 19936), (1424, 17780), (1778, 14240), (1780, 14224), (2032, 12460), (2240, 11303), (2492, 10160), (2540, 9968), (2848, 8890), (3115, 8128), (3556, 7120), (3560, 7112), (4064, 6230), (4445, 5696), (4984, 5080)]