71511110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:429

約数の個数: 64

約数和(自身を含む): 147585024

約数和(自身を除く): 76073914

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 67, 110, 134, 155, 310, 313, 335, 341, 626, 670, 682, 737, 1474, 1565, 1705, 2077, 3130, 3410, 3443, 3685, 4154, 6886, 7370, 9703, 10385, 17215, 19406, 20770, 20971, 22847, 34430, 41942, 45694, 48515, 97030, 104855, 106733, 114235, 209710, 213466, 228470, 230681, 461362, 533665, 650101, 1067330, 1153405, 1300202, 2306810, 3250505, 6501010, 7151111, 14302222, 35755555, 71511110]

約数ペア:

[(1, 71511110), (2, 35755555), (5, 14302222), (10, 7151111), (11, 6501010), (22, 3250505), (31, 2306810), (55, 1300202), (62, 1153405), (67, 1067330), (110, 650101), (134, 533665), (155, 461362), (310, 230681), (313, 228470), (335, 213466), (341, 209710), (626, 114235), (670, 106733), (682, 104855), (737, 97030), (1474, 48515), (1565, 45694), (1705, 41942), (2077, 34430), (3130, 22847), (3410, 20971), (3443, 20770), (3685, 19406), (4154, 17215), (6886, 10385), (7370, 9703)]