80286818

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3359}}^1$

素因数の和:3434

約数の個数: 32

約数和(自身を含む): 137894400

約数和(自身を除く): 57607582

約数列:

[1, 2, 17, 19, 34, 37, 38, 74, 323, 629, 646, 703, 1258, 1406, 3359, 6718, 11951, 23902, 57103, 63821, 114206, 124283, 127642, 248566, 1084957, 2112811, 2169914, 2361377, 4225622, 4722754, 40143409, 80286818]

約数ペア:

[(1, 80286818), (2, 40143409), (17, 4722754), (19, 4225622), (34, 2361377), (37, 2169914), (38, 2112811), (74, 1084957), (323, 248566), (629, 127642), (646, 124283), (703, 114206), (1258, 63821), (1406, 57103), (3359, 23902), (6718, 11951)]