1310361600050

素因数分解:

$2^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1019}}^1\times {\mathrm{121889}}^1$

素因数の和:123131

約数の個数: 48

約数和(自身を含む): 2451246904800

約数和(自身を除く): 1140885304750

約数列:

[1, 2, 5, 10, 25, 50, 211, 422, 1019, 1055, 2038, 2110, 5095, 5275, 10190, 10550, 25475, 50950, 121889, 215009, 243778, 430018, 609445, 1075045, 1218890, 2150090, 3047225, 5375225, 6094450, 10750450, 25718579, 51437158, 124204891, 128592895, 248409782, 257185790, 621024455, 642964475, 1242048910, 1285928950, 3105122275, 6210244550, 26207232001, 52414464002, 131036160005, 262072320010, 655180800025, 1310361600050]

約数ペア:

[(1, 1310361600050), (2, 655180800025), (5, 262072320010), (10, 131036160005), (25, 52414464002), (50, 26207232001), (211, 6210244550), (422, 3105122275), (1019, 1285928950), (1055, 1242048910), (2038, 642964475), (2110, 621024455), (5095, 257185790), (5275, 248409782), (10190, 128592895), (10550, 124204891), (25475, 51437158), (50950, 25718579), (121889, 10750450), (215009, 6094450), (243778, 5375225), (430018, 3047225), (609445, 2150090), (1075045, 1218890)]