28484950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3371}}^1$

素因数の和:3409

約数の個数: 36

約数和(自身を含む): 57388068

約数和(自身を除く): 28903118

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 3371, 4225, 6742, 8450, 16855, 33710, 43823, 84275, 87646, 168550, 219115, 438230, 569699, 1095575, 1139398, 2191150, 2848495, 5696990, 14242475, 28484950]

約数ペア:

[(1, 28484950), (2, 14242475), (5, 5696990), (10, 2848495), (13, 2191150), (25, 1139398), (26, 1095575), (50, 569699), (65, 438230), (130, 219115), (169, 168550), (325, 87646), (338, 84275), (650, 43823), (845, 33710), (1690, 16855), (3371, 8450), (4225, 6742)]