78647590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 166924800

約数和(自身を除く): 88277210

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 137, 139, 274, 278, 295, 413, 590, 685, 695, 826, 959, 973, 1370, 1390, 1918, 1946, 2065, 4130, 4795, 4865, 8083, 8201, 9590, 9730, 16166, 16402, 19043, 38086, 40415, 41005, 56581, 57407, 80830, 82010, 95215, 113162, 114814, 133301, 190430, 266602, 282905, 287035, 565810, 574070, 666505, 1123537, 1333010, 2247074, 5617685, 7864759, 11235370, 15729518, 39323795, 78647590]

約数ペア:

[(1, 78647590), (2, 39323795), (5, 15729518), (7, 11235370), (10, 7864759), (14, 5617685), (35, 2247074), (59, 1333010), (70, 1123537), (118, 666505), (137, 574070), (139, 565810), (274, 287035), (278, 282905), (295, 266602), (413, 190430), (590, 133301), (685, 114814), (695, 113162), (826, 95215), (959, 82010), (973, 80830), (1370, 57407), (1390, 56581), (1918, 41005), (1946, 40415), (2065, 38086), (4130, 19043), (4795, 16402), (4865, 16166), (8083, 9730), (8201, 9590)]