25542860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4243}}^1$

素因数の和:4302

約数の個数: 48

約数和(自身を含む): 62743296

約数和(自身を除く): 37200436

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, 4243, 6020, 8486, 16972, 21215, 29701, 42430, 59402, 84860, 118804, 148505, 182449, 297010, 364898, 594020, 729796, 912245, 1277143, 1824490, 2554286, 3648980, 5108572, 6385715, 12771430, 25542860]

約数ペア:

[(1, 25542860), (2, 12771430), (4, 6385715), (5, 5108572), (7, 3648980), (10, 2554286), (14, 1824490), (20, 1277143), (28, 912245), (35, 729796), (43, 594020), (70, 364898), (86, 297010), (140, 182449), (172, 148505), (215, 118804), (301, 84860), (430, 59402), (602, 42430), (860, 29701), (1204, 21215), (1505, 16972), (3010, 8486), (4243, 6020)]