7975840

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:725

約数の個数: 48

約数和(自身を含む): 19111680

約数和(自身を除く): 11135840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 631, 632, 790, 1262, 1264, 1580, 2524, 2528, 3155, 3160, 5048, 6310, 6320, 10096, 12620, 12640, 20192, 25240, 49849, 50480, 99698, 100960, 199396, 249245, 398792, 498490, 797584, 996980, 1595168, 1993960, 3987920, 7975840]

約数ペア:

[(1, 7975840), (2, 3987920), (4, 1993960), (5, 1595168), (8, 996980), (10, 797584), (16, 498490), (20, 398792), (32, 249245), (40, 199396), (79, 100960), (80, 99698), (158, 50480), (160, 49849), (316, 25240), (395, 20192), (631, 12640), (632, 12620), (790, 10096), (1262, 6320), (1264, 6310), (1580, 5048), (2524, 3160), (2528, 3155)]