25172474860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1445033}}^1$

素因数の和:1445122

約数の個数: 48

約数和(自身を含む): 57778239456

約数和(自身を除く): 32605764596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 8710, 17420, 1445033, 2890066, 5780132, 7225165, 14450330, 18785429, 28900660, 37570858, 75141716, 93927145, 96817211, 187854290, 193634422, 375708580, 387268844, 484086055, 968172110, 1258623743, 1936344220, 2517247486, 5034494972, 6293118715, 12586237430, 25172474860]

約数ペア:

[(1, 25172474860), (2, 12586237430), (4, 6293118715), (5, 5034494972), (10, 2517247486), (13, 1936344220), (20, 1258623743), (26, 968172110), (52, 484086055), (65, 387268844), (67, 375708580), (130, 193634422), (134, 187854290), (260, 96817211), (268, 93927145), (335, 75141716), (670, 37570858), (871, 28900660), (1340, 18785429), (1742, 14450330), (3484, 7225165), (4355, 5780132), (8710, 2890066), (17420, 1445033)]