68189890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{293}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 134025192

約数和(自身を除く): 65835302

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 293, 370, 586, 629, 1258, 1369, 1465, 2738, 2930, 3145, 4981, 6290, 6845, 9962, 10841, 13690, 21682, 23273, 24905, 46546, 49810, 54205, 108410, 116365, 184297, 232730, 368594, 401117, 802234, 921485, 1842970, 2005585, 4011170, 6818989, 13637978, 34094945, 68189890]

約数ペア:

[(1, 68189890), (2, 34094945), (5, 13637978), (10, 6818989), (17, 4011170), (34, 2005585), (37, 1842970), (74, 921485), (85, 802234), (170, 401117), (185, 368594), (293, 232730), (370, 184297), (586, 116365), (629, 108410), (1258, 54205), (1369, 49810), (1465, 46546), (2738, 24905), (2930, 23273), (3145, 21682), (4981, 13690), (6290, 10841), (6845, 9962)]