82011800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31543}}^1$

素因数の和:31572

約数の個数: 48

約数和(自身を含む): 205351440

約数和(自身を除く): 123339640

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, 31543, 63086, 126172, 157715, 252344, 315430, 410059, 630860, 788575, 820118, 1261720, 1577150, 1640236, 2050295, 3154300, 3280472, 4100590, 6308600, 8201180, 10251475, 16402360, 20502950, 41005900, 82011800]

約数ペア:

[(1, 82011800), (2, 41005900), (4, 20502950), (5, 16402360), (8, 10251475), (10, 8201180), (13, 6308600), (20, 4100590), (25, 3280472), (26, 3154300), (40, 2050295), (50, 1640236), (52, 1577150), (65, 1261720), (100, 820118), (104, 788575), (130, 630860), (200, 410059), (260, 315430), (325, 252344), (520, 157715), (650, 126172), (1300, 63086), (2600, 31543)]