77214640

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18211}}^1$

素因数の和:18277

約数の個数: 40

約数和(自身を含む): 182921328

約数和(自身を除く): 105706688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 18211, 36422, 72844, 91055, 145688, 182110, 291376, 364220, 728440, 965183, 1456880, 1930366, 3860732, 4825915, 7721464, 9651830, 15442928, 19303660, 38607320, 77214640]

約数ペア:

[(1, 77214640), (2, 38607320), (4, 19303660), (5, 15442928), (8, 9651830), (10, 7721464), (16, 4825915), (20, 3860732), (40, 1930366), (53, 1456880), (80, 965183), (106, 728440), (212, 364220), (265, 291376), (424, 182110), (530, 145688), (848, 91055), (1060, 72844), (2120, 36422), (4240, 18211)]