51404780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8539}}^1$

素因数の和:8598

約数の個数: 48

約数和(自身を含む): 126255360

約数和(自身を除く): 74850580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 8539, 17078, 34156, 42695, 59773, 85390, 119546, 170780, 239092, 298865, 367177, 597730, 734354, 1195460, 1468708, 1835885, 2570239, 3671770, 5140478, 7343540, 10280956, 12851195, 25702390, 51404780]

約数ペア:

[(1, 51404780), (2, 25702390), (4, 12851195), (5, 10280956), (7, 7343540), (10, 5140478), (14, 3671770), (20, 2570239), (28, 1835885), (35, 1468708), (43, 1195460), (70, 734354), (86, 597730), (140, 367177), (172, 298865), (215, 239092), (301, 170780), (430, 119546), (602, 85390), (860, 59773), (1204, 42695), (1505, 34156), (3010, 17078), (6020, 8539)]