90645428

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{4127}}^1$

素因数の和:4184

約数の個数: 36

約数和(自身を含む): 177421440

約数和(自身を除く): 86776012

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 289, 323, 578, 646, 1156, 1292, 4127, 5491, 8254, 10982, 16508, 21964, 70159, 78413, 140318, 156826, 280636, 313652, 1192703, 1333021, 2385406, 2666042, 4770812, 5332084, 22661357, 45322714, 90645428]

約数ペア:

[(1, 90645428), (2, 45322714), (4, 22661357), (17, 5332084), (19, 4770812), (34, 2666042), (38, 2385406), (68, 1333021), (76, 1192703), (289, 313652), (323, 280636), (578, 156826), (646, 140318), (1156, 78413), (1292, 70159), (4127, 21964), (5491, 16508), (8254, 10982)]