2103804950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{248971}}^1$

素因数の和:249009

約数の個数: 36

約数和(自身を含む): 4237254468

約数和(自身を除く): 2133449518

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 248971, 497942, 1244855, 2489710, 3236623, 6224275, 6473246, 12448550, 16183115, 32366230, 42076099, 80915575, 84152198, 161831150, 210380495, 420760990, 1051902475, 2103804950]

約数ペア:

[(1, 2103804950), (2, 1051902475), (5, 420760990), (10, 210380495), (13, 161831150), (25, 84152198), (26, 80915575), (50, 42076099), (65, 32366230), (130, 16183115), (169, 12448550), (325, 6473246), (338, 6224275), (650, 3236623), (845, 2489710), (1690, 1244855), (4225, 497942), (8450, 248971)]