68231470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{853}}^1$

素因数の和:1300

約数の個数: 32

約数和(自身を含む): 129739680

約数和(自身を除く): 61508210

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 421, 842, 853, 1706, 2105, 4210, 4265, 7999, 8530, 15998, 16207, 32414, 39995, 79990, 81035, 162070, 359113, 718226, 1795565, 3591130, 6823147, 13646294, 34115735, 68231470]

約数ペア:

[(1, 68231470), (2, 34115735), (5, 13646294), (10, 6823147), (19, 3591130), (38, 1795565), (95, 718226), (190, 359113), (421, 162070), (842, 81035), (853, 79990), (1706, 39995), (2105, 32414), (4210, 16207), (4265, 15998), (7999, 8530)]