9939800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3823}}^1$

素因数の和:3852

約数の個数: 48

約数和(自身を含む): 24894240

約数和(自身を除く): 14954440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 3823, 7646, 15292, 19115, 30584, 38230, 49699, 76460, 95575, 99398, 152920, 191150, 198796, 248495, 382300, 397592, 496990, 764600, 993980, 1242475, 1987960, 2484950, 4969900, 9939800]

約数ペア:

[(1, 9939800), (2, 4969900), (4, 2484950), (5, 1987960), (8, 1242475), (10, 993980), (13, 764600), (20, 496990), (25, 397592), (26, 382300), (40, 248495), (50, 198796), (52, 191150), (65, 152920), (100, 99398), (104, 95575), (130, 76460), (200, 49699), (260, 38230), (325, 30584), (520, 19115), (650, 15292), (1300, 7646), (2600, 3823)]