68477045

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^2$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 107667840

約数和(自身を除く): 39190795

約数列:

[1, 5, 7, 13, 19, 35, 65, 89, 91, 95, 133, 247, 445, 455, 623, 665, 1157, 1235, 1691, 1729, 3115, 5785, 7921, 8099, 8455, 8645, 11837, 21983, 39605, 40495, 55447, 59185, 102973, 109915, 150499, 153881, 277235, 514865, 720811, 752495, 769405, 1053493, 1956487, 3604055, 5267465, 9782435, 13695409, 68477045]

約数ペア:

[(1, 68477045), (5, 13695409), (7, 9782435), (13, 5267465), (19, 3604055), (35, 1956487), (65, 1053493), (89, 769405), (91, 752495), (95, 720811), (133, 514865), (247, 277235), (445, 153881), (455, 150499), (623, 109915), (665, 102973), (1157, 59185), (1235, 55447), (1691, 40495), (1729, 39605), (3115, 21983), (5785, 11837), (7921, 8645), (8099, 8455)]