81060350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{241}}^1$

素因数の和:322

約数の個数: 72

約数和(自身を含む): 178787664

約数和(自身を除く): 97727314

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 241, 310, 350, 434, 482, 775, 961, 1085, 1205, 1550, 1687, 1922, 2170, 2410, 3374, 4805, 5425, 6025, 6727, 7471, 8435, 9610, 10850, 12050, 13454, 14942, 16870, 24025, 33635, 37355, 42175, 48050, 52297, 67270, 74710, 84350, 104594, 168175, 186775, 231601, 261485, 336350, 373550, 463202, 522970, 1158005, 1307425, 1621207, 2316010, 2614850, 3242414, 5790025, 8106035, 11580050, 16212070, 40530175, 81060350]

約数ペア:

[(1, 81060350), (2, 40530175), (5, 16212070), (7, 11580050), (10, 8106035), (14, 5790025), (25, 3242414), (31, 2614850), (35, 2316010), (50, 1621207), (62, 1307425), (70, 1158005), (155, 522970), (175, 463202), (217, 373550), (241, 336350), (310, 261485), (350, 231601), (434, 186775), (482, 168175), (775, 104594), (961, 84350), (1085, 74710), (1205, 67270), (1550, 52297), (1687, 48050), (1922, 42175), (2170, 37355), (2410, 33635), (3374, 24025), (4805, 16870), (5425, 14942), (6025, 13454), (6727, 12050), (7471, 10850), (8435, 9610)]