2015176855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 2828722176

約数和(自身を除く): 813545321

約数列:

[1, 5, 17, 23, 31, 41, 85, 115, 155, 205, 391, 527, 697, 713, 811, 943, 1271, 1955, 2635, 3485, 3565, 4055, 4715, 6355, 12121, 13787, 16031, 18653, 21607, 25141, 29233, 33251, 60605, 68935, 80155, 93265, 108035, 125705, 146165, 166255, 317101, 427397, 496961, 565267, 578243, 764773, 1030781, 1585505, 2136985, 2484805, 2826335, 2891215, 3823865, 5153905, 9830131, 13001141, 17523277, 23707963, 49150655, 65005705, 87616385, 118539815, 403035371, 2015176855]

約数ペア:

[(1, 2015176855), (5, 403035371), (17, 118539815), (23, 87616385), (31, 65005705), (41, 49150655), (85, 23707963), (115, 17523277), (155, 13001141), (205, 9830131), (391, 5153905), (527, 3823865), (697, 2891215), (713, 2826335), (811, 2484805), (943, 2136985), (1271, 1585505), (1955, 1030781), (2635, 764773), (3485, 578243), (3565, 565267), (4055, 496961), (4715, 427397), (6355, 317101), (12121, 166255), (13787, 146165), (16031, 125705), (18653, 108035), (21607, 93265), (25141, 80155), (29233, 68935), (33251, 60605)]