9918200

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 23335560

約数和(自身を除く): 13417360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 491, 505, 808, 982, 1010, 1964, 2020, 2455, 2525, 3928, 4040, 4910, 5050, 9820, 10100, 12275, 19640, 20200, 24550, 49100, 49591, 98200, 99182, 198364, 247955, 396728, 495910, 991820, 1239775, 1983640, 2479550, 4959100, 9918200]

約数ペア:

[(1, 9918200), (2, 4959100), (4, 2479550), (5, 1983640), (8, 1239775), (10, 991820), (20, 495910), (25, 396728), (40, 247955), (50, 198364), (100, 99182), (101, 98200), (200, 49591), (202, 49100), (404, 24550), (491, 20200), (505, 19640), (808, 12275), (982, 10100), (1010, 9820), (1964, 5050), (2020, 4910), (2455, 4040), (2525, 3928)]