99985970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{487}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 210288960

約数和(自身を除く): 110302990

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 419, 487, 490, 838, 974, 2095, 2435, 2933, 3409, 4190, 4870, 5866, 6818, 14665, 17045, 20531, 23863, 29330, 34090, 41062, 47726, 102655, 119315, 204053, 205310, 238630, 408106, 1020265, 1428371, 2040530, 2856742, 7141855, 9998597, 14283710, 19997194, 49992985, 99985970]

約数ペア:

[(1, 99985970), (2, 49992985), (5, 19997194), (7, 14283710), (10, 9998597), (14, 7141855), (35, 2856742), (49, 2040530), (70, 1428371), (98, 1020265), (245, 408106), (419, 238630), (487, 205310), (490, 204053), (838, 119315), (974, 102655), (2095, 47726), (2435, 41062), (2933, 34090), (3409, 29330), (4190, 23863), (4870, 20531), (5866, 17045), (6818, 14665)]