82238360

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 191268000

約数和(自身を除く): 109029640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 137, 172, 215, 274, 344, 349, 430, 548, 685, 698, 860, 1096, 1370, 1396, 1720, 1745, 2740, 2792, 3490, 5480, 5891, 6980, 11782, 13960, 15007, 23564, 29455, 30014, 47128, 47813, 58910, 60028, 75035, 95626, 117820, 120056, 150070, 191252, 235640, 239065, 300140, 382504, 478130, 600280, 956260, 1912520, 2055959, 4111918, 8223836, 10279795, 16447672, 20559590, 41119180, 82238360]

約数ペア:

[(1, 82238360), (2, 41119180), (4, 20559590), (5, 16447672), (8, 10279795), (10, 8223836), (20, 4111918), (40, 2055959), (43, 1912520), (86, 956260), (137, 600280), (172, 478130), (215, 382504), (274, 300140), (344, 239065), (349, 235640), (430, 191252), (548, 150070), (685, 120056), (698, 117820), (860, 95626), (1096, 75035), (1370, 60028), (1396, 58910), (1720, 47813), (1745, 47128), (2740, 30014), (2792, 29455), (3490, 23564), (5480, 15007), (5891, 13960), (6980, 11782)]