81196700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{62459}}^1$

素因数の和:62486

約数の個数: 36

約数和(自身を含む): 189753480

約数和(自身を除く): 108556780

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 62459, 124918, 249836, 312295, 624590, 811967, 1249180, 1561475, 1623934, 3122950, 3247868, 4059835, 6245900, 8119670, 16239340, 20299175, 40598350, 81196700]

約数ペア:

[(1, 81196700), (2, 40598350), (4, 20299175), (5, 16239340), (10, 8119670), (13, 6245900), (20, 4059835), (25, 3247868), (26, 3122950), (50, 1623934), (52, 1561475), (65, 1249180), (100, 811967), (130, 624590), (260, 312295), (325, 249836), (650, 124918), (1300, 62459)]