51720210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{12227}}^1$

素因数の和:12287

約数の個数: 48

約数和(自身を含む): 137344896

約数和(自身を除く): 85624686

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 2115, 4230, 12227, 24454, 36681, 61135, 73362, 110043, 122270, 183405, 220086, 366810, 550215, 574669, 1100430, 1149338, 1724007, 2873345, 3448014, 5172021, 5746690, 8620035, 10344042, 17240070, 25860105, 51720210]

約数ペア:

[(1, 51720210), (2, 25860105), (3, 17240070), (5, 10344042), (6, 8620035), (9, 5746690), (10, 5172021), (15, 3448014), (18, 2873345), (30, 1724007), (45, 1149338), (47, 1100430), (90, 574669), (94, 550215), (141, 366810), (235, 220086), (282, 183405), (423, 122270), (470, 110043), (705, 73362), (846, 61135), (1410, 36681), (2115, 24454), (4230, 12227)]