850425702920

素因数分解:

$2^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{2087}}^1\times {\mathrm{10427}}^1$

素因数の和:13502

約数の個数: 64

約数和(自身を含む): 1916517905280

約数和(自身を除く): 1066092202360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 977, 1954, 2087, 3908, 4174, 4885, 7816, 8348, 9770, 10427, 10435, 16696, 19540, 20854, 20870, 39080, 41708, 41740, 52135, 83416, 83480, 104270, 208540, 417080, 2038999, 4077998, 8155996, 10187179, 10194995, 16311992, 20374358, 20389990, 21761149, 40748716, 40779980, 43522298, 50935895, 81497432, 81559960, 87044596, 101871790, 108805745, 174089192, 203743580, 217611490, 407487160, 435222980, 870445960, 21260642573, 42521285146, 85042570292, 106303212865, 170085140584, 212606425730, 425212851460, 850425702920]

約数ペア:

[(1, 850425702920), (2, 425212851460), (4, 212606425730), (5, 170085140584), (8, 106303212865), (10, 85042570292), (20, 42521285146), (40, 21260642573), (977, 870445960), (1954, 435222980), (2087, 407487160), (3908, 217611490), (4174, 203743580), (4885, 174089192), (7816, 108805745), (8348, 101871790), (9770, 87044596), (10427, 81559960), (10435, 81497432), (16696, 50935895), (19540, 43522298), (20854, 40779980), (20870, 40748716), (39080, 21761149), (41708, 20389990), (41740, 20374358), (52135, 16311992), (83416, 10194995), (83480, 10187179), (104270, 8155996), (208540, 4077998), (417080, 2038999)]