248910208

素因数分解:

$2^7\times {\mathrm{389}}^1\times {\mathrm{4999}}^1$

素因数の和:5402

約数の個数: 32

約数和(自身を含む): 497250000

約数和(自身を除く): 248339792

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 389, 778, 1556, 3112, 4999, 6224, 9998, 12448, 19996, 24896, 39992, 49792, 79984, 159968, 319936, 639872, 1944611, 3889222, 7778444, 15556888, 31113776, 62227552, 124455104, 248910208]

約数ペア:

[(1, 248910208), (2, 124455104), (4, 62227552), (8, 31113776), (16, 15556888), (32, 7778444), (64, 3889222), (128, 1944611), (389, 639872), (778, 319936), (1556, 159968), (3112, 79984), (4999, 49792), (6224, 39992), (9998, 24896), (12448, 19996)]