65720848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4079}}^1$

素因数の和:4159

約数の個数: 40

約数和(自身を含む): 136598400

約数和(自身を除く): 70877552

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 2014, 4028, 4079, 8056, 8158, 16112, 16316, 32632, 65264, 77501, 155002, 216187, 310004, 432374, 620008, 864748, 1240016, 1729496, 3458992, 4107553, 8215106, 16430212, 32860424, 65720848]

約数ペア:

[(1, 65720848), (2, 32860424), (4, 16430212), (8, 8215106), (16, 4107553), (19, 3458992), (38, 1729496), (53, 1240016), (76, 864748), (106, 620008), (152, 432374), (212, 310004), (304, 216187), (424, 155002), (848, 77501), (1007, 65264), (2014, 32632), (4028, 16316), (4079, 16112), (8056, 8158)]