78190710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1277}}^1$

素因数の和:1457

約数の個数: 64

約数和(自身を含む): 203539392

約数和(自身を除く): 125348682

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 157, 195, 314, 390, 471, 785, 942, 1277, 1570, 2041, 2355, 2554, 3831, 4082, 4710, 6123, 6385, 7662, 10205, 12246, 12770, 16601, 19155, 20410, 30615, 33202, 38310, 49803, 61230, 83005, 99606, 166010, 200489, 249015, 400978, 498030, 601467, 1002445, 1202934, 2004890, 2606357, 3007335, 5212714, 6014670, 7819071, 13031785, 15638142, 26063570, 39095355, 78190710]

約数ペア:

[(1, 78190710), (2, 39095355), (3, 26063570), (5, 15638142), (6, 13031785), (10, 7819071), (13, 6014670), (15, 5212714), (26, 3007335), (30, 2606357), (39, 2004890), (65, 1202934), (78, 1002445), (130, 601467), (157, 498030), (195, 400978), (314, 249015), (390, 200489), (471, 166010), (785, 99606), (942, 83005), (1277, 61230), (1570, 49803), (2041, 38310), (2355, 33202), (2554, 30615), (3831, 20410), (4082, 19155), (4710, 16601), (6123, 12770), (6385, 12246), (7662, 10205)]