71218688

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{7321}}^1$

素因数の和:7358

約数の個数: 40

約数和(自身を含む): 149808120

約数和(自身を除く): 78589432

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 7321, 9728, 14642, 29284, 58568, 117136, 139099, 234272, 278198, 468544, 556396, 937088, 1112792, 1874176, 2225584, 3748352, 4451168, 8902336, 17804672, 35609344, 71218688]

約数ペア:

[(1, 71218688), (2, 35609344), (4, 17804672), (8, 8902336), (16, 4451168), (19, 3748352), (32, 2225584), (38, 1874176), (64, 1112792), (76, 937088), (128, 556396), (152, 468544), (256, 278198), (304, 234272), (512, 139099), (608, 117136), (1216, 58568), (2432, 29284), (4864, 14642), (7321, 9728)]