71707940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1109}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 156083760

約数和(自身を除く): 84375820

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 106, 122, 212, 244, 265, 305, 530, 610, 1060, 1109, 1220, 2218, 3233, 4436, 5545, 6466, 11090, 12932, 16165, 22180, 32330, 58777, 64660, 67649, 117554, 135298, 235108, 270596, 293885, 338245, 587770, 676490, 1175540, 1352980, 3585397, 7170794, 14341588, 17926985, 35853970, 71707940]

約数ペア:

[(1, 71707940), (2, 35853970), (4, 17926985), (5, 14341588), (10, 7170794), (20, 3585397), (53, 1352980), (61, 1175540), (106, 676490), (122, 587770), (212, 338245), (244, 293885), (265, 270596), (305, 235108), (530, 135298), (610, 117554), (1060, 67649), (1109, 64660), (1220, 58777), (2218, 32330), (3233, 22180), (4436, 16165), (5545, 12932), (6466, 11090)]