31982320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 79950240

約数和(自身を除く): 47967920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 53, 76, 80, 95, 106, 152, 190, 212, 265, 304, 380, 397, 424, 530, 760, 794, 848, 1007, 1060, 1520, 1588, 1985, 2014, 2120, 3176, 3970, 4028, 4240, 5035, 6352, 7543, 7940, 8056, 10070, 15086, 15880, 16112, 20140, 21041, 30172, 31760, 37715, 40280, 42082, 60344, 75430, 80560, 84164, 105205, 120688, 150860, 168328, 210410, 301720, 336656, 399779, 420820, 603440, 799558, 841640, 1599116, 1683280, 1998895, 3198232, 3997790, 6396464, 7995580, 15991160, 31982320]

約数ペア:

[(1, 31982320), (2, 15991160), (4, 7995580), (5, 6396464), (8, 3997790), (10, 3198232), (16, 1998895), (19, 1683280), (20, 1599116), (38, 841640), (40, 799558), (53, 603440), (76, 420820), (80, 399779), (95, 336656), (106, 301720), (152, 210410), (190, 168328), (212, 150860), (265, 120688), (304, 105205), (380, 84164), (397, 80560), (424, 75430), (530, 60344), (760, 42082), (794, 40280), (848, 37715), (1007, 31760), (1060, 30172), (1520, 21041), (1588, 20140), (1985, 16112), (2014, 15880), (2120, 15086), (3176, 10070), (3970, 8056), (4028, 7940), (4240, 7543), (5035, 6352)]