77745590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 161409024

約数和(自身を除く): 83663434

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 127, 130, 170, 221, 254, 277, 442, 554, 635, 1105, 1270, 1385, 1651, 2159, 2210, 2770, 3302, 3601, 4318, 4709, 7202, 8255, 9418, 10795, 16510, 18005, 21590, 23545, 28067, 35179, 36010, 47090, 56134, 61217, 70358, 122434, 140335, 175895, 280670, 306085, 351790, 457327, 598043, 612170, 914654, 1196086, 2286635, 2990215, 4573270, 5980430, 7774559, 15549118, 38872795, 77745590]

約数ペア:

[(1, 77745590), (2, 38872795), (5, 15549118), (10, 7774559), (13, 5980430), (17, 4573270), (26, 2990215), (34, 2286635), (65, 1196086), (85, 914654), (127, 612170), (130, 598043), (170, 457327), (221, 351790), (254, 306085), (277, 280670), (442, 175895), (554, 140335), (635, 122434), (1105, 70358), (1270, 61217), (1385, 56134), (1651, 47090), (2159, 36010), (2210, 35179), (2770, 28067), (3302, 23545), (3601, 21590), (4318, 18005), (4709, 16510), (7202, 10795), (8255, 9418)]