63784040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{26141}}^1$

素因数の和:26213

約数の個数: 32

約数和(自身を含む): 145872360

約数和(自身を除く): 82088320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 26141, 52282, 104564, 130705, 209128, 261410, 522820, 1045640, 1594601, 3189202, 6378404, 7973005, 12756808, 15946010, 31892020, 63784040]

約数ペア:

[(1, 63784040), (2, 31892020), (4, 15946010), (5, 12756808), (8, 7973005), (10, 6378404), (20, 3189202), (40, 1594601), (61, 1045640), (122, 522820), (244, 261410), (305, 209128), (488, 130705), (610, 104564), (1220, 52282), (2440, 26141)]