38678320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 94145760

約数和(自身を除く): 55467440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 73, 74, 80, 146, 148, 179, 185, 292, 296, 358, 365, 370, 584, 592, 716, 730, 740, 895, 1168, 1432, 1460, 1480, 1790, 2701, 2864, 2920, 2960, 3580, 5402, 5840, 6623, 7160, 10804, 13067, 13246, 13505, 14320, 21608, 26134, 26492, 27010, 33115, 43216, 52268, 52984, 54020, 65335, 66230, 104536, 105968, 108040, 130670, 132460, 209072, 216080, 261340, 264920, 483479, 522680, 529840, 966958, 1045360, 1933916, 2417395, 3867832, 4834790, 7735664, 9669580, 19339160, 38678320]

約数ペア:

[(1, 38678320), (2, 19339160), (4, 9669580), (5, 7735664), (8, 4834790), (10, 3867832), (16, 2417395), (20, 1933916), (37, 1045360), (40, 966958), (73, 529840), (74, 522680), (80, 483479), (146, 264920), (148, 261340), (179, 216080), (185, 209072), (292, 132460), (296, 130670), (358, 108040), (365, 105968), (370, 104536), (584, 66230), (592, 65335), (716, 54020), (730, 52984), (740, 52268), (895, 43216), (1168, 33115), (1432, 27010), (1460, 26492), (1480, 26134), (1790, 21608), (2701, 14320), (2864, 13505), (2920, 13246), (2960, 13067), (3580, 10804), (5402, 7160), (5840, 6623)]