127815040

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4871}}^1$

素因数の和:4931

約数の個数: 64

約数和(自身を含む): 313074720

約数和(自身を除く): 185259680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2624, 3280, 4871, 5248, 6560, 9742, 13120, 19484, 24355, 26240, 38968, 48710, 77936, 97420, 155872, 194840, 199711, 311744, 389680, 399422, 623488, 779360, 798844, 998555, 1558720, 1597688, 1997110, 3117440, 3195376, 3994220, 6390752, 7988440, 12781504, 15976880, 25563008, 31953760, 63907520, 127815040]

約数ペア:

[(1, 127815040), (2, 63907520), (4, 31953760), (5, 25563008), (8, 15976880), (10, 12781504), (16, 7988440), (20, 6390752), (32, 3994220), (40, 3195376), (41, 3117440), (64, 1997110), (80, 1597688), (82, 1558720), (128, 998555), (160, 798844), (164, 779360), (205, 623488), (320, 399422), (328, 389680), (410, 311744), (640, 199711), (656, 194840), (820, 155872), (1312, 97420), (1640, 77936), (2624, 48710), (3280, 38968), (4871, 26240), (5248, 24355), (6560, 19484), (9742, 13120)]