66478510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 144156672

約数和(自身を除く): 77678162

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 157, 161, 230, 263, 314, 322, 526, 785, 805, 1099, 1315, 1570, 1610, 1841, 2198, 2630, 3611, 3682, 5495, 6049, 7222, 9205, 10990, 12098, 18055, 18410, 25277, 30245, 36110, 41291, 42343, 50554, 60490, 82582, 84686, 126385, 206455, 211715, 252770, 289037, 412910, 423430, 578074, 949693, 1445185, 1899386, 2890370, 4748465, 6647851, 9496930, 13295702, 33239255, 66478510]

約数ペア:

[(1, 66478510), (2, 33239255), (5, 13295702), (7, 9496930), (10, 6647851), (14, 4748465), (23, 2890370), (35, 1899386), (46, 1445185), (70, 949693), (115, 578074), (157, 423430), (161, 412910), (230, 289037), (263, 252770), (314, 211715), (322, 206455), (526, 126385), (785, 84686), (805, 82582), (1099, 60490), (1315, 50554), (1570, 42343), (1610, 41291), (1841, 36110), (2198, 30245), (2630, 25277), (3611, 18410), (3682, 18055), (5495, 12098), (6049, 10990), (7222, 9205)]