31065565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 9484835

約数列:

[1, 5, 31, 43, 59, 79, 155, 215, 295, 395, 1333, 1829, 2449, 2537, 3397, 4661, 6665, 9145, 12245, 12685, 16985, 23305, 78647, 105307, 144491, 200423, 393235, 526535, 722455, 1002115, 6213113, 31065565]

約数ペア:

[(1, 31065565), (5, 6213113), (31, 1002115), (43, 722455), (59, 526535), (79, 393235), (155, 200423), (215, 144491), (295, 105307), (395, 78647), (1333, 23305), (1829, 16985), (2449, 12685), (2537, 12245), (3397, 9145), (4661, 6665)]