61467820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{809}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 134719200

約数和(自身を除く): 73251380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 131, 145, 262, 290, 524, 580, 655, 809, 1310, 1618, 2620, 3236, 3799, 4045, 7598, 8090, 15196, 16180, 18995, 23461, 37990, 46922, 75980, 93844, 105979, 117305, 211958, 234610, 423916, 469220, 529895, 1059790, 2119580, 3073391, 6146782, 12293564, 15366955, 30733910, 61467820]

約数ペア:

[(1, 61467820), (2, 30733910), (4, 15366955), (5, 12293564), (10, 6146782), (20, 3073391), (29, 2119580), (58, 1059790), (116, 529895), (131, 469220), (145, 423916), (262, 234610), (290, 211958), (524, 117305), (580, 105979), (655, 93844), (809, 75980), (1310, 46922), (1618, 37990), (2620, 23461), (3236, 18995), (3799, 16180), (4045, 15196), (7598, 8090)]