77108980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1889}}^1$

素因数の和:2068

約数の個数: 48

約数和(自身を含む): 175588560

約数和(自身を除く): 98479580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 1889, 2041, 3140, 3778, 4082, 7556, 8164, 9445, 10205, 18890, 20410, 24557, 37780, 40820, 49114, 98228, 122785, 245570, 296573, 491140, 593146, 1186292, 1482865, 2965730, 3855449, 5931460, 7710898, 15421796, 19277245, 38554490, 77108980]

約数ペア:

[(1, 77108980), (2, 38554490), (4, 19277245), (5, 15421796), (10, 7710898), (13, 5931460), (20, 3855449), (26, 2965730), (52, 1482865), (65, 1186292), (130, 593146), (157, 491140), (260, 296573), (314, 245570), (628, 122785), (785, 98228), (1570, 49114), (1889, 40820), (2041, 37780), (3140, 24557), (3778, 20410), (4082, 18890), (7556, 10205), (8164, 9445)]