69613900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{16979}}^1$

素因数の和:17034

約数の個数: 36

約数和(自身を含む): 154755720

約数和(自身を除く): 85141820

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 16979, 33958, 67916, 84895, 169790, 339580, 424475, 696139, 848950, 1392278, 1697900, 2784556, 3480695, 6961390, 13922780, 17403475, 34806950, 69613900]

約数ペア:

[(1, 69613900), (2, 34806950), (4, 17403475), (5, 13922780), (10, 6961390), (20, 3480695), (25, 2784556), (41, 1697900), (50, 1392278), (82, 848950), (100, 696139), (164, 424475), (205, 339580), (410, 169790), (820, 84895), (1025, 67916), (2050, 33958), (4100, 16979)]